Dolphins are highly intelligent marine mammals and are part of the family of toothed whales that includes orcas and pilot whales.

Stunning pictures show how playful dolphins love to show off their acrobatic leaps

There's nothing like the bond between a mom and her baby. Check out these mega cute mom and baby pics!

aww the kids love orca's now that they have been to sea world. They really like pics of them not in captivity

ORCAS The Finnish ppl call 'em WHALE KILLERS ('cause they kill Whales - they eat 'em alive!) "Killer Whale" is a mistranslation - the sentence structure is diff. Although related to Whales they're more similar to Dolphins!

So powerful and absolutely magnificent. Hard to believe anyone would think it's a good idea to cage these huge animals in tiny pools.

Orca's or Killer whales are the largest dolphin species. Orca's are found in all oceans around the world. Soon more desktop backgrounds with orca's.

Orcas spy hopping.

PEEK A BOO Orca Whales, Photograph by David Attenborough. Spy hopping - A form of cetacean behavior that consists of rising vertically out of the water, head first, and scanning the entire surrounding area while rotating.