In this video, the researchers have equipped a male basking shark with an accelerator.
在这段视频中,研究人员为一只雄性姥鲨配备了加速器。
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A few sharks, like the basking shark, are filter feeders instead: they swim with their mouths wide open and strain tiny plants and animals from the water.
一小部分的鲨鱼,比如姥鲨,则是滤食动物:它们在水里张着嘴游动,吸进浮游生物。
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And the basking shark opens its mouth, and it swims through the water, collecting plankton.
姥鲨张开嘴,游过水面, 捕食浮游生物。
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Basking sharks might be trying to rid themselves of parasites, ward off predators, or perhaps court mates in nearby waters.
姥鲨可能试图摆脱寄生虫、抵御捕食者,或者可能是在附近水域求爱。
科学杂志:动物学
Scientists estimate that a single breach costs the basking shark 50% more of their daily caloric intake than great whites of a similar size.
The basking shark (Cetorhinus maximus) is the second largest living fish, after the whale shark, and one of three plankton-eating sharks along with the whale shark and me****uth shark. Adults typically reach 6–8m (20–26ft) in length. They are usually greyish-brown, with mottled skin. The caudal (tail) fin has a strong lateral keel and a crescent shape.
近义、反义、联想词
近义词
n.
mackerel shark
英英词典
basking shark n.
large harmless plankton-eating northern shark; often swims slowly or floats at the sea surface