Whales
Whales are a widely distributed and diverse group of fully aquatic placental marine mammals. They are an informal grouping within the infraorder Cetacea, usually excluding dolphins and porpoises. https://en.wikipedia.org/wiki/Whale
About/Subject 3
 | Whales and Dolphins | Hardback |
 | My Best Book of Whales and Dolphins | Paperback |
 | Of Orcas and Men: What Killer Whales Can Teach Us | Paperback |
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