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mammals造句
1 Mammals have an inborn fear of snakes. 2 He's a world expert on marine mammals. 3 Suckling is an instinct in mammals. 4 Whales are mammals that live in the sea. 5 Marine mammals generally swim with the current. 6 Carnivores are usually socially complex mammals. 7 The boa feeds on birds and small mammals. 8 Humans, insects, reptiles, birds and mammals are all animals. 9 Birds and mammals are warm-blooded. 10 Most mammals live on land. 11 Birds, fish, mammals, amphibians and reptiles are all vertebrates. 12 When did mammals appear on the earth? 13 Whales belong among the mammals. 14 The young of some mammals continue to suckle for years. 15 There are lots of marine mammals such as whales and seals in the sea. 16 Most mammals use their sense of smell to find food. 17 Bats are the only mammals to have wings and to achieve sustained flight. 18 Humans, dogs, elephants and dolphins are all mammals, but birds,[www.] fish and crocodiles are not. 19 Although some marine mammals are protected by environmental laws, many remain unprotected. 20 Measured EQs among modern mammals are very varied. 21 Senators F. Sea mammals 7. 22 Among the mammals they are comparatively rare. 23 What is the largest of all land mammals? 7. 24 In mammals, however, parthenogenesis seems to be a non-starter. 25 Whales, like all mammals, breathe air and give milk. 26 Much obviously will have survived, but large mammals have probably been greatly reduced in number. 27 Humans experience a delayed maturity; we arrive at all stages of life later than other mammals. 28 Cats are constantly on the watch for mice or other small mammals. 29 Until recently many authorities stated categorically that cats, almost alone among mammals, were incapable of detecting sweet tastes. 30 It chews and bites the venom into its victims, generally small mammals and birds.