aquatic mammal
Noun
Meaning
whales and dolphins; manatees and dugongs; walruses; seals
Source: WordNetSynonyms
manatee
otter
dolphin
walrus
orca
cetacea
beluga
mammal
dugong
porpoise
killer whale
cetacean
pinniped
bottlenose dolphin
web-footed
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Hypernyms
Hyponyms
Examples
Aquatic mammal infants do not have REM sleep in infancy; citation REM sleep in those animals increases as they age.