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12 Cards in this Set
- Front
- Back
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Baleen Whales |
The Filter feeding whales |
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Blowhole |
The nostrils or nasal openings of cetaceans |
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Blubber |
A thick layer of fat under the skin of many marine animals |
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Cetaceans |
Marine mammals including whales,dolphins & porpoises with anterior flippers no posterior limbs and a dorsal fin |
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Convergent Evolution |
Evolution in which two difference species evolve similar structures because of similar lifestyles |
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Fluke |
The Fin like tail of cetaceans |
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Guano |
The accumulation of the excrement of seabirds |
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Lungs |
internal air sacs that allow absorption of oxygen directly from air. |
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Pinnipeds |
Mammals such as seals,sea lions, and the walrus with paddle shaped flippers |
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Salt Glands |
A gland that secretes excess salts in seabirds and sea turtles |
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Sirenians |
Marine mammals with anterior flippers no rear limbs and paddle shaped tail |
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Tetrapods |
Vertebrates that have two pairs of legs a group that includes the cetaceans |
