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A plains mouse on a rock

Environment

Male rodents with less time to breed grow bigger testes

Male rodents in species with shorter breeding seasons tend to have larger testes, probably because the time pressure increases sperm competition between males

News

Herd of cows

Environment

Cows have been potty-trained to reduce greenhouse gas emissions

News

a lone female ostracod Photeros annecohenae (Anne's sea firefly) releasing bioluminescence. This photo was taken by Elliot Lowndes (https://mrlowndes.com) in our lab, and he should be credited upon use of this photo. This is a composite photo, combining the animal itself and its bioluminescence, taken separately

Life

Sea fireflies adapted their threatening glow to attract mates

News

Listen to an Australian duck say ‘you bloody fool’ like a human

Life

Listen to an Australian duck say ‘you bloody fool’ like a human

News

Male bigfin reef squid may be the best fathers of all cephalopods

Life

Male bigfin reef squid may be the best fathers of all cephalopods

News

Wild cockatoos make utensils out of tree branches to open fruit pits

Life

Wild cockatoos make utensils out of tree branches to open fruit pits

News

octopus

Life

Female octopuses throw things at males that are harassing them

News

Mother-pup pair of the neotropical bat species Saccopteryx bilineata in the day-roost. The Pup is attached to the mothers? belly

Life

Bat pups babble like human babies do in order to practice vocalising

News

BH2FJJ A Western Diamond-backed Rattlesnake (Crotalus atrox) in a defensive posture at dusk, illuminated by car headlights.

Life

Rattlesnakes use auditory illusion to make us think they are nearby

News

Chimpanzees take interest in newborns

Life

Male chimps with more friends are more likely to have offspring

Male chimpanzees with stronger social bonds have higher reproductive success, probably because their friendships help them climb the ranks and protect them against domineering peers

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Life

Howler monkeys navigate using adaptable mental maps, just like humans

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Life

Dolphins spotted trapping fish in mud rings in the Caribbean

News

Life

Some male fish let rivals woo females and then hijack their courtship

News

Life

Essential oils help to stop invasive beetles from eating palm trees

News