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Cetaceans are marine mammals belonging to the infraorder Cetacea (/sɪˈteɪʃə/), a secondarily aquatic clade under the order Artiodactyla that include whales, dolphins, porpoises and extinct groups such as Basilosaurus. Most cetaceans live in marine environments, particularly the pelagic zone, but some reside solely in brackish or fresh water. Having a…
History & Art
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whales cetaceans whale dolphins species baleen mammals dolphin water animals marine sperm whaling many body captivity toothed used needed citation
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Basilosaurus | instance of | porpoises and extinct groups | 0.80 | text |
| pinnipeds | instance of | cephalopods and other marine mammals | 0.80 | text |
| pinnipeds | instance of | feed on marine mammals | 0.80 | text |
| other whales.Toothed whales have well-developed senses | instance of | feed on marine mammals | 0.80 | text |
| a pinna.The reproductive organs of both sexes | instance of | nor are any other external body attachments | 0.80 | text |
| the mammary glands of females are sunken into the body | instance of | nor are any other external body attachments | 0.80 | text |
| sperm whales can dive to 3 | instance of | Species | 0.80 | text |
| 000 m | instance of | Species | 0.80 | text |
| lack of food | instance of | The behavior in the group is aggressive only in situations of stress | 0.80 | text |
| but usually it is peaceful | instance of | The behavior in the group is aggressive only in situations of stress | 0.80 | text |
| humpbacks | instance of | In baleen species | 0.80 | text |
| blues | instance of | In baleen species | 0.80 | text |
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