Baby kangaroos famously hunker in their mother's pouch while young - but how long till they hop free?
New research confirms the theory that butterfly eyespots exploit a predator's fear of large eyes.
Here are some of the world’s most amazing migrations, from the best-known wildebeest in the Serengeti to the not so famous bearded pig in South East Asia – in 1983 the number migrating through the rainforests of Borneo was estimated at one million.
Bone vs keratin, branched vs unbranched, shed vs permanent... Ben Garrod explains what sets antlers apart from horns.
The figures below represent the maximum offspring that one could expect a wild female of each species to have in her lifetime. Factors such as food availability will have an impact on these numbers for any individual.
Guess how long a gorilla lives? Answer: 35 years. And what about tigers, tapirs, bats and bears? Our top 10 reveals the surprising lifespans of some of our fellow mammals.
The latest scientific news reveals that lemmings bark to warn of their bite.
You may want to say tiger or polar bear, but cats, dogs and deer can also cause serious harm. Meet 7 of the most deadly mammals.
New research reveals that orangutans have a way of amplifying their alarm calls.
How does Usain Bolt’s top speed compare to the top speed of a cheetah? Who is Britain’s fastest land mammal? Find out the answers.