Some of the best vintage LOL pictures from history feature animals acting as intelligent as humans. Which — you be the judge of just how intelligent that really is. (Photo by Fox Photos/Getty ...

What is the smartest animal? No other member of the animal kingdom can ace an algebra test or write an A+ essay. But that doesn’t mean other species aren’t highly intelligent. Several members ...

When we think of intelligent animals, species like chimpanzees, dolphins and crows spring to mind, due to their charismatic behavior. There may, however, be another unexpected animal climbing the ...

Dogs are smarter than cats, according to new research, but how do other species’ IQs match up against each other? The Daily Beast pits dolphins vs. chimps, pigs vs. dogs, and more.

Dolphins are among the smartest of the animal kingdom, partly because they live such social lives. They're also thought to have a sophisticated "language," though humans have only begun to unravel it.

100 of the Most Adorable Animal Pictures That Will Make You Say "Awww" ... As befits such an intelligent animal, newborn piglets learn to trot after only eight hours of life.