Fish sometimes open their mouths, but is it yawning?
Are humans the only species to clean their teeth? If so, how do the lions and wolves in natural history programmes keep...
Research has suggested flies can smell meat from 7kms away. Is this true and how do we know?
Will we ever be able to have a conversation with animals?
To assure procreation, nature offers as a "bribe" a certain amount of physical pleasure. This is easy to...
What is it that gives a wet dog that distinctive smell?
As sound travels better in water than air, is the music at SeaWorld very loud for the animals? Does it bother them?
How do giraffes vomit given that they have such long necks?