Raccoons Pass Famous Aesop’s Fable Test—By Upending It
Raccoons are notoriously pesky, but are they as clever as crows? Scientists recently put the masked mammals through the Aesop's Fable test, which measures if animals can discern cause and…
Even Jellyfish Sleep
Do jellyfish dream of gelatinous sheep? No one can say.
Tool-wielding monkeys
HUMANS aren’t the only primate to have pushed their prey towards extinction. Monkeys have also over-exploited animals for food. Long-tailed macaques forage for shellfish on islands off Thailand, then crack…