Pinnipeds
Pinnipedia
Summary 2
Pinnipeds, often generalized as seals, are a widely distributed and diverse clade of fin-footed, semiaquatic marine mammals. They comprise the extant families Odobenidae (whose only living member is the walrus), Otariidae (the eared seals: sea lions and fur seals), and Phocidae (the earless, or "true" seals). There are 33 extant species of pinnipeds, and more than 50 extinct species have been described from fossils. While seals were historically thought to have descended from two ancestral lines,...
Sources and Credits
- (c) Laura Molles, some rights reserved (CC BY-NC), http://www.flickr.com/photos/95596725@N00/7948714868
- (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Pinnipedia
