| 单词 | rorqual |
| 例句 | New research provides a fuller understanding of this species, focusing on a foraging behavior called lunge-feeding that it shares with the other members of its cetacean group, the rorqual whales. Study explains mealtime for the minke whale, the ocean's littlest giant 2023-03-15T04:00:00Z Lunge-feeding whales are also called rorqual whales and include two of the largest animals on Earth — the blue and fin whales. Why Whales Don’t Choke 2022-01-20T05:00:00Z The rise of lunge feeding in the rorquals was momentous. Why Are Blue Whales So Gigantic? 2020-07-31T04:00:00Z Like other rorqual whales, humpbacks’ throats expand in rubbery pleats reaching down to their navels. 'Barnacled angels': the whales of Stellwagen Bank – a photo essay 2018-06-20T04:00:00Z Others called rorquals, such as humpbacks and blue whales, use gulp-feeding, taking in vast mouthfuls of water and krill and then squeezing the water out. Prehistoric Toothless Whale Among Oldest of Its Kind 2018-04-19T04:00:00Z Some other baleen whales feed differently than the rorquals. Study explains mealtime for the minke whale, the ocean's littlest giant 2023-03-15T04:00:00Z Instead, the species, all part of a group called rorquals, have evolved more into a network, sharing large segments of DNA with even distant cousins. Baleen Whales Intermingled as They Evolved, and Share DNA With Distant Cousins 2018-04-04T04:00:00Z Dozens of rorqual species have arisen and died off since the advent of lunge feeding. Why Are Blue Whales So Gigantic? 2020-07-31T04:00:00Z In rorqual whales, the nerves are packed into a centralized core surrounded by limber “elastin fibers.” Gigantic Whales Eat Thanks To 'Bungee-Cord' Nerves 2015-05-05T04:00:00Z The researchers were given access to carcasses of two species of rorquals — fin and minke whales — not to two carcasses. Observatory: Organ in Chin Helps Some Whales in Feeding 2012-05-30T05:50:02Z He and the other authors believe that rorquals use the newly found sensory organ to manage both of these activities. Green Blog: A Secret Behind the Whale's Mighty Gulp 2012-05-23T17:00:58Z The study of rorqual evolution also defies simple Darwinian theories. Baleen Whales Intermingled as They Evolved, and Share DNA With Distant Cousins 2018-04-04T04:00:00Z And of all present-day rorquals, blue whales are arguably the most specialized. Why Are Blue Whales So Gigantic? 2020-07-31T04:00:00Z Blue whales and other so-called rorqual whales are lunge feeders. Whoopee Cushion-Sized Organ Helps Whales Feed 2012-05-23T18:00:00Z When a rorqual comes across a dense patch of prey, it accelerates through the water and open its mouth. A whale of a story 2012-05-23T17:20:05.417Z The only other rorqual to do so—the blue whale—raises the flukes slightly or not at all. Whales, Dolphins, and Porpoises of the Western North Atlantic A Guide to Their Identification A name applied to the whale with a very large head and no dorsal fin, which yields the whalebone and train-oil of commerce, in opposition to the fin-backs or rorquals, which are scarcely worth catching. 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. It may be clear why rorqual whales are so large in general, but of these giants, why are blue whales so much larger than all the others? Why Are Blue Whales So Gigantic? 2020-07-31T04:00:00Z There is a most interesting article on the great rorqual of the Indian Ocean by Mr. Blyth in the 'Journal of the Asiatic Society' for 1859, p. Natural History of the Mammalia of India and Ceylon In this way, rorqual whales can gulp and graze for hours, repeatedly slowing down then lunging through the water. A whale of a story 2012-05-23T17:20:05.417Z Features by which it may be distinguished from all other rorquals are discussed in the species account. Whales, Dolphins, and Porpoises of the Western North Atlantic A Guide to Their Identification He came out to meet me upon the back of a mighty 'rorqual,' and a body-guard of four hundred picked narwhals swam before him. Tales of the Chesapeake But rorquals did not feed in a vacuum. Why Are Blue Whales So Gigantic? 2020-07-31T04:00:00Z The ulna and radius in the rorquals are also comparatively longer than in the baleen whales. Natural History of the Mammalia of India and Ceylon But how on Earth does a rorqual manage to coordinate this activity? A whale of a story 2012-05-23T17:20:05.417Z Humpback whales distinguish themselves from the remainder of the rorquals by their habit of raising the flukes high into the air when starting a long dive. Whales, Dolphins, and Porpoises of the Western North Atlantic A Guide to Their Identification Two rorquals were rising close to Hut Point this morning—although the ice is nowhere thick it was strange to see them making for the open leads and thin places to blow. Scott's Last Expedition Volume I Suddenly, the rorquals had the prey supply they needed to grow. Why Are Blue Whales So Gigantic? 2020-07-31T04:00:00Z In the skull, the supraorbital processes of the frontals are broader in the rorquals than in others, and the olfactory fossa is less elongated. Natural History of the Mammalia of India and Ceylon And that means that it may have helped to drive the evolution of the huge bodies of rorqual whales — their great and enduring volumes, as Melville might have put it. A whale of a story 2012-05-23T17:20:05.417Z All five species of large whales with a dorsal fin belong to the same major baleen whale group, the balaenopterid whales or rorquals. Whales, Dolphins, and Porpoises of the Western North Atlantic A Guide to Their Identification It was a large rorqual, and he at once sent word by a messenger to Flosi in Vik and to the nearest farms. Grettir the Strong, Icelandic Saga The other rorquals are just too agile, with far more prey options and fewer energetic needs. Why Are Blue Whales So Gigantic? 2020-07-31T04:00:00Z From its sharp back and forked tail, I should pronounce it to have been a rorqual, or "finner," as they are called by the fishermen. The Captain of the Polestar These finners or rorquals are enormous mammals, and on one occasion we were followed by one for several hours. The Home of the Blizzard Being the Story of the Australasian Antarctic Expedition, 1911-1914 In Bryde's whale, the single head ridge characteristic of the other rorquals is supplemented by two auxiliary ridges, one on each side of the main ridge. Whales, Dolphins, and Porpoises of the Western North Atlantic A Guide to Their Identification A dorsal fin is present in the rorquals but absent in right whales. South: the story of Shackleton's 1914-1917 expedition Now then, the biggest whales, those rorqual whales that frequent the waterways of the Aleutian Islands, have never exceeded a length of 56 meters—if they reach even that. Twenty Thousand Leagues Under the Sea Finbacks, a species of rorqual, were always pretty numerous, and as if they knew how useless they were to us, came and played around like exaggerated porpoises. The Cruise of the Cachalot Round the World After Sperm Whales Whales were frequently seen, both rorquals and killers. The Home of the Blizzard Being the Story of the Australasian Antarctic Expedition, 1911-1914 Leaning over the rail, with the great rorqual laying perfectly still a few feet below, I was told to mark how slender and elegant were his proportions. The Cruise of the Cachalot Round the World After Sperm Whales While thus making northing we had several fine catches of porpoises, and saw many rorquals, but sperm whales appeared to have left the locality. The Cruise of the Cachalot Round the World After Sperm Whales |
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