Nature

Genetic secrets of sex-changing fish discovered © Kevin Bryant

Genetic secrets of sex-changing fish discovered

13 amazing facts about tardigrades, the world's toughest animal © Getty Images

The world's toughest animal 14 tremendous tardigrade facts

Around 150,000 animal species have evolved the ability to produce venom © Zoltan Takacs

The bite that cures How we’re turning venom into medicine

What is a goblin shark? © Alamy

What is a goblin shark?

Dolphins prefer friends with similar interests © Getty Images

Peas in a pod Dolphins prefer friends with similar interests

Do birds fart? © Getty Images

Do birds fart?

Seals use thought to prepare body for diving (A juvenile harbour seal © Monica Arso Civil, Sea Mammal Research Unit)

Seals use thought to prepare body for diving

rock-animals

Nine animals named after rock bands

Why don't butterflies fly in straight lines? © Getty Images

Why don’t butterflies fly in straight lines?

Genetically engineered mushrooms used to kill malaria-carrying mosquitoes © Getty Images

Genetically engineered mushrooms used to kill malaria-carrying mosquitoes

Can we end animal testing? © Getty Images

Can we end animal testing?

Death redefined? © Getty Images

Death redefined How pig brain function was restored after slaughter

Why do dogs chase their tails? © Getty Images

Why do dogs chase their tails?

Down on the farm: six unusual studies on our favourite livestock © Getty Images

Weird science Six unusual studies on farm animals