[translate] athe fastest plane is in the USA.it travels at 3,530 km per hour 最快速的飞机在USA.it旅行在每个小时3,530公里[translate] aSome mammals have a lot of hair or fur. 有些哺乳动物有很多头发或毛皮。[translate]
Third, all mammals have fur or hair. Humans are mammals, so are dogs, whales, elephants, and horses. Most mammals have teeth with the exception of the ant eater which doesn't have any teeth.Where do they live?Mammals live in all sorts of environments including the ocean, underground, ...
Mammals are characterized by possessing hair or fur. Unlike reptiles, mammals such as lions have a fur coat. 10 Amphibians Amphibians typically lay eggs in aquatic environments. Amphibians, such as toads, often lay eggs in ponds. 6 Mammals Mammals have mammary glands to nourish their young. Fem...
Hair or fur is one thing mammals (哺乳动物) have in common. How thick that hair is changes for each animal. For example, elephant hair is four times thicker than hair from adult humans. Larger animals have thicker hair, says Wen Yang, a materials scientist at the University of California...
All mammals have hair or fur on their bodies. Even aquatic mammals have hair.Mammals have lungs to breathe air. Those that live underwater must come to the surface to breathe.Female mammals have mammary glands. Mothers nurse their young with milk from these organs.Groups of MammalsMammals are...
Mammals have the following distinctive characteristics that put them in the class of mammals: Mammals have backbone and spines i.e. they are vertebrates. Mammals have hair or fur on their bodies. Mammals are warm blooded animals. Mammals give birth to their young ones. ...
Mammals have fur or hair though the amount of it varies widely.North American Forest DwellersForest mammals are alike in that they live in the same natural conditions, orhabitat. Trees and the leafy undergrowth provide shelter and food for the manytypes of mammals that live in a North ...
No, mammals have hair or fur, while feathers are unique to birds. 13 Are all birds capable of flight? No, while many birds are adapted for flight, some like ostriches and penguins are flightless. 13 Why do birds lay eggs? Birds reproduce oviparously, laying eggs that develop outside the...
Mammals have hair or fur. All mammals have hair or fur at some time in their life, though in certain mammals, such as whales, it is present only before birth. Mammals are warm-blooded. Their body temperature remains about the same all the time, even though the temperature of their surrou...
根据Mammals have warm blood.,可知句子描述正确,故答案为T。 (2)题详解: 句意:所有的鸟都有羽毛。根据All birds have feathers.,可知句子描述正确,故答案为T。 (3)题详解: 句意:爬行动物有温血。根据Reptiles have cold blood.,可知爬行动物有冷血,故答案为F。 (4)题详解: 句意:所有的昆虫有六...