Andy Rouse / Bengal tiger (Panthera tigris) female 'T19 Krishna' with juvenile in water, Ranthambhore, India

Jabruson Motion / Small group of African forest elephants (Loxodonta africana cuclotis) running into forest clearing, trumpeting to dominant male feeding and cooling down in a mineral pool, Dzanga Bai, Dzanga-Ndoki Nat...

Doug Gimesy / Volunteer bat rescuer Tracy Cleaves, spraying water t to cool down some Grey-headed Flying-foxes (Pteropus poliocephalus) that have descended from the safety of higher branches, in an attempt to escap...

Doug Gimesy / Firefighter from Melbourne's Metropolitan Fire Brigade (MBF) try and help cool down the Yarra Bend Grey-headed Flying-fox (Pteropus poliocephalus) colony by spraying water on them. Park Ranger and Gre...

Doug Gimesy / Firefighters from Melbourne's Metropolitan Fire Brigade (MBF) try and help cool down Melbourne's Yarra Bend Grey-headed flying-fox (Pteropus poliocephalus) colony by spraying water on them. Pa...

Doug Gimesy / Sprinkler system set up high in the trees at Melbourne's Yarra Bend Grey-headed flying-fox (Pteropus poliocephalus) colony in an attempt to try and keep them cool during an extreme heat event whe...

TJ Rich / Golden working cocker spaniel sitting between owner's legs. Wiltshire, England, UK.

TJ Rich / Golden working cocker spaniel panting, sitting amongst Bluebells in spring. Wiltshire, England, UK. April.

David Pike / German short-haired pointer on tor. Dartmoor, Devon, England, UK. July 2019.

Felis Images / Bengal tiger (Panthera tigris) lying in mud. Nagarhole National Park, India. Photo Phillip Ross/Felis Images

Sandesh Kadur / Bengal tiger (Panthera tigris) submerged in water. Ranthambore National Park, India.

Sandesh Kadur / Bengal tiger (Panthera tigris) female and cubs swimming in pond. Ranthambore National Park, India.