Extreme Napping in the Animal Kingdom
Although sleep is ubiquitous for animals with brains, differences in how, why, and for how long animals sleep remain unexplained.
Why Do Animals Share?
Natural selection should weed out the do-gooders and leave only egoists, but animals share just the same.
Anthropomorphism’s Pros and Cons
Humans see our own expressions everywhere, especially on dolphins and domesticated pets.
The Incredible Range of Chimpanzee Behavior
So why are chimpanzee throwing rocks at trees? And then collecting the rocks in piles to use again?