When thinking about the smartest animal in the world, you might guess that it's an apex predator, like orcas and their epic hunting skills (which they've recently used to start hunting the biggest ...

Dogs are often much smarter than we give them credit for. Here are some of the smartest dog breeds in the world. Poodles are highly intelligent, which also makes them one of the easiest dogs to train.

Measuring animal intelligence is tricky. As humans, we can only compare the smarts of other creatures with our own — an inherently biased benchmark. "Asking which species is smarter is like asking if ...