Peaceful, intelligent, friendly beings that swim as if they own the sea, dolphins have long evoked humans affection and fascination, but still little is known about them. Viewers will get a fresh look at the world of the dolphins and meet up with scientists who will provide a better understanding of them. See what happened 50 million years ago when wolf-like mammals evolved into the family of dolphins, porpoises, and killer whales. Contains five episodes....

Would you care to match wits with a dog, an octopus, a dolphin, or a parrot? You may think twice after watching the segments in this NOVA scienceNOW episode. While we may not be ready to send pets to Harvard, the remarkable footage and findings presented here demonstrate that many animal species are much smarter than we assume and in ways we had never imagined.

The kids are thrilled that Bernie's come back! But so has their old enemy Winston, who's about to kidnap the talented dolphin. Can Kevin and Holly rescue their splashy friend before its too late?