lacking jaws and including the lampreys and hagfishes.鳗类,鳗:无颚的各种原始水生圆口纲脊椎动物中的一种,包括七鳃鳗和盲鳗Any of various unrelated aquatic animals,such as a jellyfish,cuttlefish,or crayfish.水生动物:与鱼无直接联系的水生动物,如海蜇、墨鱼或螯虾Informal A person who is deficient in...
1. 鱼[M][C];鱼类[C] They have a large collection of fishes. 他们收集了大量的各种鱼类。 Fish are cold-blooded. 鱼是冷血动物。 2. 鱼肉[U] We'll have fish for dinner. 我们晚餐吃鱼。 3. 【口】人 家伙[C] He is a queer fish. 他是一个怪人。 vi. 1. 捕鱼;钓鱼 Let'...
WHAT LIES BENEATHTHE SEA LAMPREY IS A most peculiar fish. It has a slimy, eel-like body and an alien-like mouth, and is a parasite, latching onto other creatures to feed. It first appeared 300 million years ago, making it more ancient than the dinosaurs.SEBASTIEN...
What is a lamprey an example of? Lampreys /ˈlæmpreɪz/ (sometimes inaccurately called lamprey eels) are an ancient extant lineage ofjawless fish of the order Petromyzontiformes/ˌpɛtroʊmɪˈzɒntɪfɔːrmiːz/, placed in the superclass Cyclostomata. The adult la...
What is the aphotic zone in an aquatic ecosystem? What kinds of aquatic ecosystems exist in groundwater? What do sea squirts, lampreys and amphibians have in common? What amphibians live in the ocean? What fish eat algae in coral reefs?
In the Laurentian Great Lakes of North America, parasitism of valuable fish stocks by juvenile sea lamprey (Petromyzon marinus) is a major concern for fishery managers. Consequently, sea lamprey are subject to a binational control program administered by the Great Lakes Fishery Commission (GLFC) an...
Most agnathans are now extinct, but two branches exist today: hagfishes (not true vertebrates) and lampreys (true vertebrates). The earliest jawless fishes were the ostracoderms, which had bony scales as body armor. What fish is older than dinosaurs?
12 Reasons the Lion's Mane Jellyfish Is One of the Ocean's Weirdest Creatures 14 Incredible Things You Didn't Know About Mantis Shrimp, Tiny Hulks Of The Sea 14 Utterly Odd Facts About Crinoids, Sea Creatures That Are Basically Aliens 14 Disgusting Facts About Sea Lampreys, The Killer Para...
The rain; where the bird is and where it has been; whether its meals are carpark offal or past-its-best bread or a wriggling eel-like lamprey: all of that ends up in their feathers. The trick is how to read it. – Ruedi Nager is a gull man for impressively contrarian reasons. We...
But even with its ferocious way of life, it does have a few predators of its own like theBull Shark, the Great White Shark, and the Tiger Shark to name a few. But one predator that may shock you is alamprey. It sucks out the blood of the Sand Tiger Shark and kills it slowly....