It was once believed that most animal behavior, from the food they ate to the places they slept, was based on instinct. This new discovery supports the growing view that animals like killer whales are...

It looked liked one was watching while the other tried,

We want everyone to use this thing. The more ubiquitous it is out there, the better for us.

[One study involved killer whales at Marineland in Niagara Falls in Ontario, Canada. An inventive male devised a brand new way to catch birds, and passed the strategy on to his tank-mates. The 4-year-old orca...

This is an example in which a new behavior spread through a population, … We had the opportunity to see a tradition form and spread in exactly the way that cultures do in humans.

The whale spit fish at the surface of the pool and then sank below and waited. The gull came down to get the fish, and the whale grabbed it.

In general, humans have long pictured themselves as separate from nature, but one of the lessons that we repeatedly learn when we study animal behavior is that animals are much more like us than we...

Both whales were pretty good at it. They caught a sea gull once every 20 days or so.

So it spread through the entire community.