洋生态学家He studies how underwater mountains are tall animals and plants connect with each other and The famous need each other to stay alive. he most Mr Green studies coral reefs (珊瑚礁) in the hospital the Pacific Ocean. A coral reef is like a big and geologist underwater town. Thou...
Freshwater makes up less than three percent of Earth’s water supply but is home to almost half of all fish species.
Most animals on land are known to us, but many living things underwater are not. Now let's get to know some of them. Sea cucumber Sea cucumbers are strange animals living at the bottom of the sea. They wear brown or pale green coats with many sticks up. When summer comes, they ...
The hippopotamus spends most of its time in water.It has almost no hair and eats grass and water plants.its eyes and nostrils stick out so that it can see and breathe when underwater. 河马大部分时间都在水里。它几乎没有头发,吃草和水生植物。...
I am a blue whale , the largest mammal ever to live. My huge tongue weighs as much as an elephant ! I talk to other blue whales by making deep sounds that move through water for long distances . Instead of teeth , I have baleen . After gulping larg...
Animals that are nocturnal are most active at night, whereas animals that are diurnal are most active during the day. One finding was that fluorescence was more common among ground-dwelling, tree-dwelling and burrowing mammals compared to animals that live in water, Travouillon said. The team ...
Most sea squirts live underwater, permanently fixed to a hard surface. But some can move up to 1.5 cm per day. They can live on places like a ship’s hull, rock, back of a large crab, seashell, or the pilings of a pier. Sea squirts are animals that can live alone or in a ...
In a zoo in New York, with the use of special night light, people can observe certain animals that are active only at night, when most zoos arc closed. Some zoos have special places for visitors to watch animals that live in the desert or under water. Modern zoos not only show animals...
Cleo lived in a pond by the man's house. Apparently, so did her assassin — a nursery web spider, or a semiaquatic arachnid that can walk on still water, dive under the surface to escape predators and even "fish" for prey many times its size. ...
Whales are very large animals that live in the ocean.But they are not fish.Whales are mammals(哺乳动物),so they feed milk to their (1) babies(baby) and breathe as we do.Whales cannot breathe under water.They must come (2) outof the water to get air.Whales often swim in small group...