A little more than a year ago, on a trip to Nairobi, Kenya, some colleagues and I met a 12-year-old Masai boy named Richard Turere, who told us a fascinating story. His family raises livestock on the ...

A young girl welcoming you inside a zoo, inside of which are a walrus and a zebra, and a horse Classification is the process of organising living things into categories. These categories help us to ...

The cold, dark winter months can make it difficult for animals to find food and water. Hibernation helps some animals survive this time. These animals become inactive to save energy. An animal in ...