Besides being dark and mysterious, crows are extremely intelligent birds. So smart, in fact, that it might be a little bit scary. Even though their brains are the size of a human thumb, their ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

Big, shiny black and highly intelligent, crows live all over the world. They are known for tight family relationships, crafty behavior, great eyesight, long life, intelligence and use of tools. Oh, ...

Intelligence isn't unique to humans — as the 15 amazing videos of animals solving problems in this article are about to show you.