# Heatwave animal health risks

> Live situation record from CLSTR: https://clstr.news/situations/veterinary-guidance-on-summer-heat-risks-and-grooming-for-dogs
> Updated: 2026-08-02T20:00:00.000Z. Sources: 237. Developments: 65.

In May 2026 veterinarians in the United Kingdom and India warned that rising summer temperatures put many dog breeds at risk of heatstroke, outlining early signs and immediate first‑aid measures. A week later France issued similar alerts, emphasizing the dangers of walking dogs on hot pavement and the need for gradual cooling.

Throughout June the focus broadened to all domestic animals and wildlife across Europe. Italian, German, Belgian and Dutch agencies added guidance for cats, birds, insects and farm livestock, while the UK RSPCA introduced a temporary “dog lockdown” and highlighted the vulnerability of brachycephalic breeds. Research from South Africa and other regions showed that extreme heat impairs cognition and increases aggression in birds, mammals and fish, linking behavioural changes to ecosystem stress.

By mid‑June, pet‑insurance firms in the UK quantified heatstroke risk thresholds, and authorities in Slovakia, Croatia, South Korea and Portugal warned against leaving pets in cars. The summer heatwave prompted police rescues of dogs trapped in vehicles in London and sparked public outrage over a live‑TV dog‑duck incident.

Late June and July saw a surge in reported heat‑related animal deaths, especially among dogs, and wildlife charities across France, Germany, Switzerland and the UK issued rescue appeals and habitat‑refuge advice. Legislative warnings in Mexico and Spain, and a study noting a 10 % rise in canine mortality on days above 90 °F, underscored the growing severity of heat‑induced animal health crises across the continent and beyond.

## Claims

- Storks smear their own feces on their legs to protect against heat. (corroborated by 18 sources)
- Amphibians and juvenile birds die quickly due to drying water bodies and overheated nests during heatwaves. (corroborated by 18 sources)
- Insects may collapse due to dried soils and lack of nectar during extreme heat. (corroborated by 18 sources)
- Bats suffer from extreme heat because roosts become hot and lack cool refuges. (corroborated by 18 sources)
- Moles can die when soils become too dry and hard during prolonged heatwaves. (corroborated by 18 sources)
- Crowded urban water sources during heatwaves accelerate the spread of deadly viruses and parasites among wildlife. (corroborated by 18 sources)
- A decline in bat populations could negatively affect ecosystems, particularly pest control. (corroborated by 18 sources)

## Timeline

### 2026-08-02: Pet Heat Risks Prompt Warnings in Spain and Mexico

Heatwaves threaten dogs and cats in Spain and Mexico; ANFAAC and Baja California’s SMADS issue water, shelter and legal warnings to protect pets.

2 sources. https://clstr.news/cluster/pet-heat-risks-prompt-warnings-in-spain-and-mexico

### 2026-08-02: Heatwave threatens brachycephalic dog breeds

Veterinary research warns brachycephalic breeds like French Bulldogs are vulnerable to heatstroke; owners should use the 7‑second palm test on hot surfaces and cool pets promptly.

2 sources. https://clstr.news/cluster/heatwave-threatens-brachycephalic-dog-breeds

### 2026-07-31: Cat heatstroke risk and prevention guide

Cats can suffer heatstroke with symptoms like panting and lethargy; owners should cool them, seek veterinary help, and recognize cats' territorial instincts such as scent marking and high‑perch preference.

2 sources. https://clstr.news/cluster/cat-heatstroke-risk-and-prevention-guide

### 2026-07-31: Heatwave endangers German wildlife, causing animal deaths and disease risks

Germany’s heatwave is killing amphibians, juvenile birds, moles and bats, prompting storks to coat their legs with feces and spreading disease risks at crowded water sites.

18 sources. https://clstr.news/cluster/heatwave-drives-european-wildlife-to-adopt-drastic-coping-strategies

### 2026-07-29: Heatwave prompts pet owners and families to adjust care and food safety

Summer heat reduces cat activity, prompting short cool‑time play, while experts advise avoiding risky foods and rapid refrigeration to prevent illness.

5 sources. https://clstr.news/cluster/summer-heat-triggers-health-advice-for-cats-and-people

### 2026-07-28: Pet Heatstroke Threats Escalate During Heatwaves Across Canada and Britain

Pet‑heatstroke warnings surge as heatwaves strike Canada and the UK, with advice to keep animals cool, avoid cars, and watch vulnerable breeds.

2 sources. https://clstr.news/cluster/pet-heatstroke-threats-escalate-during-heatwaves-across-canada-and-britain

### 2026-07-27: Italian vets and YouPet launch guide to protect pets from summer heat

Italian veterinary service ATS Brianza and pet platform YouPet issued advice and a free guide to help owners protect dogs and cats from summer heat risks.

20 sources. https://clstr.news/cluster/italian-vets-and-youpet-launch-guide-to-protect-pets-from-summer-heat

### 2026-07-24: Heatwaves Endanger Dogs and Cats in Europe and Mexico

Vets in Europe and Mexico warn that extreme heat causes burns, dehydration and heatstroke in dogs and cats, urging owners to provide shade, water and avoid hot pavement.

5 sources. https://clstr.news/cluster/heatwaves-endanger-dogs-and-cats-in-europe-and-mexico

### 2026-07-20: Heat Risks for Dogs and Cats Prompt Pet Care Guidance

Veterinarian warns of heat stroke in dogs and gives safety tips; cat owners urged to clean litter boxes frequently and plan travel carefully as summer temperatures rise.

4 sources. https://clstr.news/cluster/heat-risks-for-dogs-and-cats-prompt-pet-care-guidance

### 2026-07-20: Dogs in Spain Suffer Heatstroke as Summer Temperatures Soar

Spain's summer heatwave is causing dogs to suffer heatstroke; owners curb walks, provide shade, water, and cooling, while vets warn of rapid overheating and urgent treatment needed.

2 sources. https://clstr.news/cluster/dogs-in-spain-suffer-heatstroke-as-summer-temperatures-soar

### 2026-07-19: European heatwave drives garden watering tips and spurs reflections on drought

A European heatwave with temps near 30 °C is prompting Gardena’s garden watering advice and highlighting physical and emotional strain, especially in Switzerland.

7 sources. https://clstr.news/cluster/european-heatwave-drives-garden-watering-tips-and-spurs-reflections-on-drought

### 2026-07-18: Dogs Sunbathing in Heatwaves Heightens Overheating Risks

Dogs seek sun for comfort, but lack heat‑risk awareness; brachycephalic breeds, seniors, puppies and ill dogs are most at risk. Watch for panting, drooling, weakness, vomiting or collapse, keep them shaded and

3 sources. https://clstr.news/cluster/dogs-sunbathing-in-heatwaves-heightens-overheating-risks

### 2026-07-17: Italian pet owners advised on puppy training basics and heat safety

Italian experts stress consistent training and socialisation for puppies while warning of heightened heat‑stroke risk in the 2026 summer, urging owners to monitor signs and keep pets cool.

2 sources. https://clstr.news/cluster/italian-pet-owners-advised-on-puppy-training-basics-and-heat-safety

### 2026-07-16: Veterinarian Manuel Santini Presents Animal Care Book in Viareggio as Italian Officials Warn Pets of Heat Risks

Veterinarian Manuel Santini launches an animal‑care book in Viareggio while Italian officials issue heat‑wave warnings for pets, urging protection and care.

3 sources. https://clstr.news/cluster/veterinarian-manuel-santini-presents-animal-care-book-in-viareggio-as-italian-officials-warn-pets-of

### 2026-07-15: France heatwave prompts bird rescue guidance from wildlife groups

France's heatwave spikes ground‑found swifts; wildlife groups issue rescue steps and garden tips to protect birds from overheating.

2 sources. https://clstr.news/cluster/france-heatwave-prompts-bird-rescue-guidance-from-wildlife-groups

### 2026-07-15: UK heatwave triggers wildlife and bird‑care appeals

UK heatwave prompts the RSPCA and RHS to urge the public to provide water, shade and safe gardens for wildlife and birds, citing record call volumes and disease risks.

5 sources. https://clstr.news/cluster/uk-heatwave-triggers-wildlife-and-birdcare-appeals

### 2026-07-15: Household Cavalry horse collapses in London heatwave

A Household Cavalry horse in London nearly collapsed during a 30 °C heatwave on 12 July 2026, prompting an emergency alarm and public outcry over royal‑guard practices.

2 sources. https://clstr.news/cluster/household-cavalry-horse-collapses-in-london-heatwave

### 2026-07-15: Heatwave Gardening Advice for Europe and the US

Garden experts share heat‑wave tips: early‑morning chores, turf‑stress research, heat‑tolerant Tagetes, hydrangea drying methods, water‑saving redesigns, and a 1‑minute geranium watering plan.

8 sources. https://clstr.news/cluster/heatwave-spurs-plant-care-overhaul-for-golf-courses-and-gardeners

### 2026-07-15: Heat Waves Impair Animal Cognition, Research Shows

Heat waves hinder animal cognition and increase aggression, from South African babblers to US dogs, raising ecosystem risks as climate change intensifies.

4 sources. https://clstr.news/cluster/heat-waves-impair-animal-cognition-research-shows

### 2026-07-14: UK police smash car window to rescue dog in record heatwave

London police broke a car window to rescue a dog suffering heatstroke during a UK heatwave; a fact‑check says such action can still be criminal damage under UK law.

2 sources. https://clstr.news/cluster/uk-police-smash-car-window-to-rescue-dog-in-record-heatwave

### 2026-07-13: Dog Heatstroke Deaths Rise in 2026 as Summer Temperatures Climb

A study shows a surge in dog heatstroke deaths in 2026, with risk rising sharply above 77 °F. Veterinarians urge owners to watch for early signs, keep dogs cool, and seek prompt care.

3 sources. https://clstr.news/cluster/dog-heatstroke-deaths-rise-in-2026-as-summer-temperatures-climb

### 2026-07-13: UK pet owners warned of indoor heatstroke risk and poisonous garden plants

UK experts say indoor heat during heatwaves can cause fatal pet heatstroke and flag five garden plants—lilies, foxglove, hydrangea, rhododendron, tulip/daffodil bulbs—as poisonous to pets.

3 sources. https://clstr.news/cluster/uk-pet-owners-warned-of-indoor-heatstroke-risk-and-poisonous-garden-plants

### 2026-07-13: Heatwave puts European wildlife under strain, prompting rescues and protective actions

Europe’s heatwave is harming wildlife; rescues surge, fire patrols intensify, and experts urge garden refuges and pet safety measures.

12 sources. https://clstr.news/cluster/spains-invasive-species-proliferate-as-heatwave-strains-wildlife-in-france

### 2026-07-12: South Korea heatwave drives over 200 heat‑related illness cases

South Korea’s recent heatwave resulted in over 200 heat‑related illness cases in two days, with 99 ER visits in one day and an estimated two deaths, prompting health officials to urge hydration and reduced out‑

2 sources. https://clstr.news/cluster/south-korea-heatwave-drives-over-200-heatrelated-illness-cases

### 2026-07-11: Heatwave threatens calves and horses across Europe

European heatwave endangers calves and horses; experts urge shade, water, electrolyte care and rapid response to prevent lethal heat stress.

7 sources. https://clstr.news/cluster/german-horse-owners-urged-to-prevent-heatstroke-with-shade-water-and-electrolytes

### 2026-07-11: Dog heatstroke: signs, emergency steps and prevention tips

Dog heatstroke causes rapid overheating; watch for panting, red gums, disorientation. Move to shade, cool with lukewarm water, call a vet, and keep dogs shaded and hydrated.

2 sources. https://clstr.news/cluster/dog-heatstroke-signs-emergency-steps-and-prevention-tips

### 2026-07-10: Siena issues heat‑wave guide to protect dogs and cats

Siena’s environment assessor and animal‑rights guarantor released a guide with tips—cool homes, water, early‑hour walks, asphalt test—to prevent heatstroke in dogs and cats during summer heat.

5 sources. https://clstr.news/cluster/siena-issues-heatwave-guide-to-protect-dogs-and-cats

### 2026-07-10: Bavarian Garden Experts Advise on Sun Damage Prevention

German garden experts warn that extreme heat can scorch plants and advise mulching, white trunk paint, shading, and careful watering to prevent sun damage.

4 sources. https://clstr.news/cluster/bavarian-garden-experts-advise-on-sun-damage-prevention

### 2026-07-09: UK and Ireland heatwave prompts pet safety warnings

Heatwave alerts in the UK and Ireland spur warnings to keep pets cool, avoid hot‑pavement walks, and never leave animals in parked cars.

3 sources. https://clstr.news/cluster/uk-and-ireland-heatwave-prompts-pet-safety-warnings

### 2026-07-08: Samsun heat and humidity pose serious risks to pets and livestock

Heat and humidity in Samsun are endangering pets, livestock and stray animals; vets warn of hot‑asphalt burns, heatstroke, toxic weed injuries and recommend cool water, shade and evening walks.

4 sources. https://clstr.news/cluster/samsun-heat-and-humidity-pose-serious-risks-to-pets-and-livestock

### 2026-07-07: Pet owners in Portugal advised on heatwave safety measures for dogs and cats

Veterinarians in Portugal advise pet owners to ensure water, shade and reduced activity during heatwaves, warning of dehydration and heatstroke risks for dogs and cats.

2 sources. https://clstr.news/cluster/pet-owners-in-portugal-advised-on-heatwave-safety-measures-for-dogs-and-cats

### 2026-07-05: Rheinland-Pfalz police warn of deadly heat risks for children, pets and food safety this summer

German authorities warn that hot cars can kill children and pets and advise strict food‑safety practices for summer grilling.

4 sources. https://clstr.news/cluster/germany-warns-of-summer-hazards-from-heat-water-and-insects

### 2026-07-04: Dog and cat heat safety urged as Slovak summer raises car temperatures

Slovak vets advise using a skin‑elasticity test to detect pet dehydration and warn that even briefly leaving dogs in cars can cause lethal overheating.

3 sources. https://clstr.news/cluster/dog-and-cat-heat-safety-urged-as-slovak-summer-raises-car-temperatures

### 2026-06-30: Humane Society of the United States Issues Summer Heat Safety Tips for Pets

The Humane Society of the US urges pet owners to protect animals from summer heat, recommending shade, water, reduced exercise and DIY “pupsicles” to prevent heat stroke and dehydration.

4 sources. https://clstr.news/cluster/humane-society-of-the-united-states-issues-summer-heat-safety-tips-for-pets

### 2026-06-30: New York City heatwave spurs pet safety tips and cooling towel advice

A New York City heat wave with temps near 102 °F leads the ASPCA to issue pet‑safety guidance, while cooling towels are promoted as a supplementary way to stay comfortable outdoors.

2 sources. https://clstr.news/cluster/new-york-city-heatwave-spurs-pet-safety-tips-and-cooling-towel-advice

### 2026-06-30: Nordjyllands Police find few faults in student vehicle checks as Danish agencies warn of summer home and pet hazards

Nordjyllands Police find few faults in student vehicle checks; IF warns of a 40 % rise in summer burglaries; Gjensidige says 82 % of Danes forget to turn off water before holidays; Agria flags heatstroke, snake

6 sources. https://clstr.news/cluster/dog-owners-warned-of-summer-hazards-in-denmark

### 2026-06-30: Italian pet owners urged to adopt sterilization and heat‑care measures

Italian vets recommend sterilizing dogs and cats to prevent cancers and pyometra, and give heat‑stroke prevention tips—early walks, shade, water, and swift first aid.

2 sources. https://clstr.news/cluster/university-of-milan-secures-two-erc-proofofconcept-grants-for-ai-visual-literacy-and-health-resilien

### 2026-06-29: Parked Cars' Heat Threatens Dogs and Occupants

Parked cars quickly become dangerously hot, endangering dogs and passengers; ADAC tests show half‑garage covers cut interior heat by 10 °C, making them the most effective safeguard.

2 sources. https://clstr.news/cluster/parked-cars-heat-threatens-dogs-and-occupants

### 2026-06-29: UK vets warn pet owners of heatstroke risk in hot weather

Vets urge UK pet owners to protect animals from heatstroke as hot weather persists, offering safety tips and warning signs.

2 sources. https://clstr.news/cluster/uk-vets-warn-pet-owners-of-heatstroke-risk-in-hot-weather

### 2026-06-28: RSPCA alerts owners that brachycephalic dogs face heightened heatstroke risk in European heatwave

RSPCA warns that brachycephalic breeds like dachshunds, French Bulldogs, pugs and boxers are at higher risk of heatstroke during Europe’s heatwave and advises owners on cooling, shade and pet‑safe sunscreen.

3 sources. https://clstr.news/cluster/rspca-alerts-owners-that-brachycephalic-dogs-face-heightened-heatstroke-risk-in-european-heatwave

### 2026-06-27: Heat danger to dogs and children left in cars during heatwaves

Heatwaves make cars deadly for dogs and children left inside; warnings and alert devices aim to prevent hyper‑thermia deaths.

2 sources. https://clstr.news/cluster/heat-danger-to-dogs-and-children-left-in-cars-during-heatwaves

### 2026-06-27: Dog owners warned of hot pavement foot burns in summer

Summer heat makes pavement hot enough to burn dogs' paws; walk them early or late, use shade or grass, carry water, and watch for signs of distress.

2 sources. https://clstr.news/cluster/dog-owners-warned-of-hot-pavement-foot-burns-in-summer

### 2026-06-27: Animal Friends Pet Insurance warns of dog heatstroke risk from 20 °C during UK heatwave

Animal Friends Pet Insurance urges UK dog owners to avoid walks above 20 °C during a 38 °C heatwave, recommending early, shaded, short walks to prevent heatstroke.

3 sources. https://clstr.news/cluster/animal-friends-pet-insurance-warns-of-dog-heatstroke-risk-from-20-c-during-uk-heatwave

### 2026-06-26: Belgian heatwave raises serious risk for dogs

Belgian heatwave hits 35 °C, with pavement up to 60 °C, prompting vets to urge dog owners to skip walks, keep fresh water, watch for dehydration and use cooling treats.

3 sources. https://clstr.news/cluster/belgian-heatwave-raises-serious-risk-for-dogs

### 2026-06-25: Pets Face Heat-Related Danger; Experts Advise Precautions

Veterinarians alert pet owners to heatstroke risks, urging cooler walks, no cars, ample water, shade, and prompt first aid.

2 sources. https://clstr.news/cluster/pets-face-heat-related-danger-experts-advise-precautions

### 2026-06-25: French vet urges pet owners to protect animals during heatwave

French vet Suzy Valentin warns pets are at high risk in the heatwave, citing a 10 % rise in deaths and advising cooling steps and signs to watch for heatstroke.

2 sources. https://clstr.news/cluster/french-vet-urges-pet-owners-to-protect-animals-during-heatwave

### 2026-06-25: UK heatwave sparks RSPCA warnings and pet‑care tips

UK heatwave drives RSPA warnings: keep flat‑faced dogs indoors, avoid hot walks, provide water and cooling mats, and watch for heatstroke signs.

9 sources. https://clstr.news/cluster/rspca-urges-dog-owners-to-take-extra-precautions-during-uk-heatwave

### 2026-06-24: Heatwave safety tips for humans and cats

Heatwaves threaten people and cats; advice includes hydration, shade, cooling methods, sun protection, and emergency steps for heatstroke.

4 sources. https://clstr.news/cluster/heatwave-safety-tips-for-humans-and-cats

### 2026-06-24: Europe heatwave sparks safety advice for pets and cooling homes

Pet overheating signs and care advice are outlined, alongside ten low‑energy tips to keep homes cool during Europe's summer heatwave.

4 sources. https://clstr.news/cluster/europe-heatwave-sparks-safety-advice-for-pets-and-cooling-homes

### 2026-06-24: South Korea heatwave prompts safety warnings for people and pets

South Korea's early heatwave raises risks of heat illness, fires, and dog heatstroke; officials urge hydration, reduced outdoor activity, equipment checks, and care for vulnerable people and pets.

2 sources. https://clstr.news/cluster/south-korea-heatwave-prompts-safety-warnings-for-people-and-pets

### 2026-06-24: Dogs at risk of heatstroke: veterinarians issue safety tips across Slovakia and Croatia

Veterinarians in Slovakia and Croatia advise dog owners to limit summer activity, ensure shade and water, protect paws, watch for heatstroke signs, and seek prompt care.

2 sources. https://clstr.news/cluster/dogs-at-risk-of-heatstroke-veterinarians-issue-safety-tips-across-slovakia-and-croatia

### 2026-06-23: Veterinarians advise dog owners on travel prep and summer heat safety

Veterinarians stress travel passports, vaccinations and a pet first‑aid kit for trips, and urge owners to protect dogs from heat, dehydration and paw burns during summer.

2 sources. https://clstr.news/cluster/veterinarians-advise-dog-owners-on-travel-prep-and-summer-heat-safety

### 2026-06-23: UK heatwave triggers pet safety warnings

UK heatwave prompts RSPCA and vets to advise indoor pet care, avoid car heat, skip walks, use cooling methods and watch for heatstroke signs.

7 sources. https://clstr.news/cluster/uk-rspca-urges-dog-owners-to-limit-walks-during-heatwave

### 2026-06-23: Heatwaves Drive Dangerous Health and Behavioral Changes in Animals

Heatwaves are causing lethal heatstroke in pets in France and increasing aggression and cognitive failures in wildlife globally, raising animal survival risks.

3 sources. https://clstr.news/cluster/heatwaves-drive-dangerous-health-and-behavioral-changes-in-animals

### 2026-06-21: Heatwave Threatens Pets and Wildlife, Experts Offer Relief Tips

Heatwave drives wildlife and pets to dehydration; experts advise water stations, shade, and safe walking times to protect animals.

3 sources. https://clstr.news/cluster/heatwave-threatens-pets-and-wildlife-experts-offer-relief-tips

### 2026-06-20: Heatwaves Impair Animal Brain Function and Raise Health Risks

Heatwaves are harming animal cognition and increasing aggression, while pet owners are urged to protect dogs and other animals from heat‑related health risks.

2 sources. https://clstr.news/cluster/heatwaves-impair-animal-brain-function-and-raise-health-risks

### 2026-06-19: Dog owners warned of heatstroke danger as summer temperatures rise

Vets warn dogs can die from heatstroke quickly; owners should avoid hot cars, provide water, walk in cool hours, and protect paws from hot pavement.

4 sources. https://clstr.news/cluster/dog-owners-warned-of-heatstroke-danger-as-summer-temperatures-rise

### 2026-06-16: Heatwave safety tips for plants and pets

Summer heat advice: water plants early, shade them, fertilize weekly, prune dead parts, and space them for airflow; keep pets in cool, ventilated rooms, provide fresh water, avoid direct sun, and monitor for de

2 sources. https://clstr.news/cluster/heatwave-advice-protecting-flowers-and-pets-this-summer

### 2026-06-14: Dogs in Slovakia Face Heat Stress and Separation Anxiety Risks

Slovak vets alert owners to dog heat risks and separation anxiety, urging proper cooling, safe walk timing and gradual desensitisation to prevent stress.

2 sources. https://clstr.news/cluster/dogs-in-slovakia-face-heat-stress-and-separation-anxiety-risks

### 2026-06-10: Heat Safety Alerts for People and Pets Across Europe

German officials warn of heat dangers for children and the elderly, urging heat‑action plans, while Austria’s Vier Pfoten recommends a seven‑second hand test to prevent dog paw burns on hot pavement.

3 sources. https://clstr.news/cluster/heat-safety-alerts-for-people-and-pets-across-europe

### 2026-05-26: Belgium urges pet owners to protect animals from heatwave

Belgian officials and vets urge pet owners to avoid sun exposure, stay hydrated, and seek early care for dogs and cats during the heatwave.

2 sources. https://clstr.news/cluster/belgium-urges-pet-owners-to-protect-animals-from-heatwave

### 2026-05-26: Pet Heat Stress Alerts Issued in Australia and UK as Temperatures Rise

Pet owners in Australia and the UK are urged to protect animals from extreme heat and sun exposure, with advice on shade, water, limited outdoor time and reporting cruelty.

5 sources. https://clstr.news/cluster/pet-owners-warned-of-heat-risks-in-australia-and-scotland

### 2026-05-23: UK vets warn dog owners of heatstroke risk as Bank Holiday temperatures rise

UK vets warn that 30 °C Bank Holiday heat puts dogs at high risk of heatstroke, urging owners to provide water, shade, avoid midday walks, and watch flat‑faced or older breeds.

2 sources. https://clstr.news/cluster/uk-vets-warn-dog-owners-of-heatstroke-risk-as-bank-holiday-temperatures-rise

### 2026-05-21: France heat wave triggers warnings on preventing canine heatstroke

France's heat wave puts dogs at risk of heatstroke; vets urge owners to avoid midday walks, keep water fresh, use lukewarm cooling, and watch for signs like excessive panting or vomiting.

2 sources. https://clstr.news/cluster/france-heat-wave-triggers-warnings-on-preventing-canine-heatstroke

### 2026-05-14: Dog breeds most vulnerable to heatstroke as summer temperatures rise

Vets alert pet owners that brachycephalic, double‑coated, senior and overweight dogs face high heatstroke risk; watch for panting, drooling, red gums and cool ‑

2 sources. https://clstr.news/cluster/dog-breeds-most-vulnerable-to-heatstroke-as-summer-temperatures-rise

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Cite as: Heatwave animal health risks. CLSTR, https://clstr.news/situations/veterinary-guidance-on-summer-heat-risks-and-grooming-for-dogs