Shark(书籍音频+Word)-Extraordinary Animals 新课标三级（7-9年级）

EXTRAORDINARY ANIMALS Athletes Shark Tail Sharks feed mainly on tuna, herring and rays, although they do sometimes attack seals or dolphins. The great white "man-eating" shark is the most dangerous marine predator. Thanks to its keen sense of smell, it detects its prey well before seeing it. It then charges straight towards it and hits it with such force that it knocks its victim out. Sharks can detect a drop of blood in the water from more than 1km away. Fin Its teeth keep growing all through its life. Teeth Shark When it comes to feeding, they are in a class of their own. The world's super-predators stalk, huntand capture their prey in spectacular fashion. Watch out! 学科网（北京）股份有限公司 $$null