It’s no secret that ... and monkeys are social creatures who live in complex social groups. So, while monkeys may not be as ...

But headless animals ... still manage to learn through experience, new research reveals. Relatives of starfish, brittle stars spend most of their time hiding under rocks and crevices in the ocean or ...

It’s not a perfect measure, as other factors such as the degree of folding in the brain also play a role. But smarter animals tend to have a higher ... Aquarium Research Institute on YouTube. Although ...