From whale hearts to giraffe tongues, explore how huge and tiny animal body parts really are, using everyday objects as your ...

This elusive inhabitant of equatorial African rainforests is the biggest of all monkeys and arguably the most beautiful. The ...

You probably don’t think much about teeth until a dentist brings them up. But across the animal kingdom, tooth counts can get ...

Brushing your teeth is one of those things you do without really thinking about it – it’s just a habit. But while most of us brush our own teeth twice a day like clockwork, how often are you brushing ...

Editor’s note: This Q&A has been lightly edited. Dogs should ideally have their teeth brushed daily. If you cannot brush, gauze or even dental wipes can be used to wipe the teeth. This helps remove ...