| 单词 | whalebone whale |
| 例句 | In North America, right whales were called the true whale, the whalebone whale, the 7ft bone whale and the rock-nose whale. How one man died so a whale might live 2018-06-20T04:00:00Z Scientists recognize two suborders of living cetaceans: the whalebone whales, suborder Mysticeti, and the toothed whales, suborder Odontoceti. Whales, Dolphins, and Porpoises of the Western North Atlantic A Guide to Their Identification The colossal sperm-whale, undisputed lord of the ocean, never came into these cold northern waters; and the huge, blundering whalebone whales he despised. The Haunters of the Silences A Book of Animal Life These pteropods are small, active, oceanic, surface-swimming creatures, many of which live in delicate glass-like shells, and some of which form a large part of the food of the whalebone whale. The Contemporary Review, Volume 36, September 1879 The whales of to-day are divided into the toothed whales and the whalebone whales. More Science From an Easy Chair A species of whalebone whale, the Megaptera longimana, which attains to 45 or 50 feet in length, and is distinguished by its low rounded dorsal fin. The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc. These animals are called whalebone whales because when fully formed instead of teeth they have up to 800 or more plates of baleen or whalebone depending from the roof of the mouth. Whales, Dolphins, and Porpoises of the Western North Atlantic A Guide to Their Identification "Do you suppose that's a whalebone whale, Hank?" asked the boy, turning to a lithe Yankee sea-dog with a scraggy gray beard who had been busily working over the mechanism of the whale-gun. The Boy With the U. S. Fisheries And as to the two sets of teeth in whalebone whales, which never even cut the gum, is there any alternative but to regard them as relics of useful teeth which ancestral forms possessed? The Outline of Science, Vol. 1 (of 4) A Plain Story Simply Told The whalebone whales have, when first born, very minute teeth hidden in their jaws; they disappear. More Science From an Easy Chair The subdivision of whalebone whales is one of degree in the size of the whalebone. South: the story of Shackleton's 1914-1917 expedition The teeth of the whalebone whales may be cited as a case in which this is said to occur; but here the teeth are only imperfectly developed in the embryo and are soon absorbed. Darwin and Modern Science But the whalebone whales are in a parlous state. More Science From an Easy Chair |
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