Great white sharks have about 50 razor-sharp serrated teeth exposed in their mouths at any time, but they constantly shed old teeth and replace them with new ones. In fact, these apex predators can go through over 20,000 chompers in a single lifetime! 13. Black Piranha Scientific name:Se...
Red-bellied piranha: Found primarily in the Amazon River, this fish is the most infamous piranha species with the strongest jaws and sharpest teeth. Black piranha: Also called a red-eye piranha, this fish is thought to be the largest species and is known for having the strongest bite relativ...
the amazon rain forest is "Jack,look at those pretty fish with the teeth,"said Annie. "What?"Jack glanced up from his writing. Annie was pointing at some blue fish swimming near the boat.The fish had red bellies and razor-sharp teeth. "Watch it!"cried Jack."Those aren't pretty fish...
piranha in Fish topic From Longman Dictionary of Contemporary Englishpi‧ra‧nha /pəˈrɑːnə $ -ˈrɑːnjə, -ˈrænə/ noun [countable] a South American fish with sharp teeth that lives in rivers and eats fleshExamples from the Corpus...
piranha (pɪˈrɑːnjə) or piraña n (Animals) any of various small freshwater voracious fishes of the genus Serrasalmus and related genera, of tropical America, having strong jaws and sharp teeth: family Characidae (characins) [C19: via Portuguese from Tupi: fish with teeth, from...
Piranha ◆They have (4) sharp teeth .◆They feed on meat,plants and so on. Puffer Fish ◆It can inflate itself to turn into a much bigger(5) ball .◆It can kill humans with its toxins. 相关知识点: 试题来源: 解析 (1)South America.考查名词.根据" Electric Eel(电鳗) - It is...
食人鱼愤怒的鱼饥饿的牙齿(piranha-angry-fish-hungry-teeth) 资源编号 :43747088 格式:svg 文件体积 :20k 下载量 :1 分辨率 :564 x 359 爱给网提供海量的元素合辑资源素材免费下载, 本次作品为svg 格式的食人鱼愤怒的鱼饥饿的牙齿(piranha-angry-fish-hungry-teeth), 本站编号43747088, 该元素合辑素材大小为20...
Piranha(水虎鱼)一There are more than 60 species of Piranha fish. These meat-eating fish have sharp teeth. Most of the Piranha species eat anything that they can find or feed on plants. Great White Shark—These powerful fish are also known as the white pointer. The great whites have been...
We show that nanoindentation can be a powerful tool for understanding the structuremechanical property relationship of biological materials and illustrate this for fish teeth and scales, not heretofore investigated at the nanoscale. Piranha and shark teeth consist of enameloid and dentin. Nanoindentation ...
Fish - Digestion, Anatomy, Nutrition: The structure of a fish's digestive system consists of the mouth, teeth and gill rakers, esophagus, stomach, pyloric ceca, pancreas, liver, intestine, sometimes a cloaca, and anus. The stomach and intestine varies gr