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zebra mbuna fish

Life

Stingrays and zebra mbuna fish know how to add and subtract

Stingrays and zebra mbuna fish shown fewer than five shapes can add or subtract "one" from the total to gain a reward

News

Common Vampire Bat (Desmodus rotundus) in flight, Mexico

Life

Vampire bats adapted to drinking blood by shedding several genes

News

MC8MNB This view shows some of the suckers on this eight armed cephalopod. Day octopus, Octopus cyanea, Hawaii.

Life

Octopus brains may have become complex the same way human brains did

News

Monk parakeet is looking at camera with curiosity expression. Quaker parrot is sitting on mans shoulder at home. ; Shutterstock ID 1047353692; purchase_order: 5 March 2022; job: Culture 12th March 2022; client: NS; other:

Humans

The Parrot in the Mirror review: Why humans evolved to be like birds

Culture

Sorry Darwin, but it turns out promiscuity benefits females too

Life

Sorry Darwin, but it turns out promiscuity benefits females too

Comment

Child breaking an egg into a bowl, accidentally making a mess in the process. Space for copy.

Humans

Make mistakes on purpose – it can dramatically boost your performance

Comment

How a rodent’s fear of cats shapes rainforests in Panama

Life

How a rodent’s fear of cats shapes rainforests in Panama

News

pics of mother/infant bonobos supplied by the study authors

Life

Adjusting to a new sibling is highly stressful for bonobo infants

News

Suckling piglets

Life

Female mammals that suckle another’s young have more offspring

News

Sunray guppy

Life

Guppy fish can see optical illusions - but not in the same way we do

The way guppy fish behave suggests they can be tricked into believing holes are larger or smaller than they really are – but they don’t always interpret the optical illusions in the same way humans do

News

Life

Rats can track the passage of time and judge their accuracy

News

Life

Orangutans can learn how to use stone tools as hammers and knives

News

Life

Australian raspy cricket has the strongest bite of 650 insect species

News

Life

Fear of predators means sparrows struggle to raise chicks to adulthood

News