Animal humor never gets old. Whether it’s a classic “why did the chicken cross the road” joke or a knee-slapper centered on something a bit bigger, you’re guaranteed laughs. And while elephants may be ...

Tool use isn’t unique to humans. Chimpanzees use sticks as tools. Dolphins, crows, and elephants are known for their tool-use abilities, too. Now a report in the Cell Press journal Current Biology on ...