There’s a Sherlock Holmes tale in here somewhere: A clever observer could check wrinkles and whiskers on an elephant trunk to catch a left-trunker pachyderm perp masquerading as a righty ...

The learning process for an elephant using its trunk looks very similar to a baby learning to use its hands. Baby elephants touch anything from other herd members to their surroundings with trunks.

Why is the elephant trunk so wrinkly? It sounds like the start of one of Aesop’s fables. But in a new study in the journal Royal Society Open Science, researchers offer up some answers.