Aim: (1) life cycle of the bat (2) the habit of the bat (3) type of bat (4) pronounced differences between bats eat insects and fruit bat. (5) doubts about the behavior of bats
results:(1) bat has evolved from animals grazing of teeth, such as mice, chipmunks, bats are mammals milk hand and arm a wing? There is a thin tissue connection between the fingers, arms, legs, and torso.(2) bats mate in the autumn, only shortly before they into stasis. However, the egg cell of the bat that female will not be breeding until the spring (3) bat.2 the big fruit bat and bats eat insects (4) eyes and nose, fingers and nails. The hind legs (5). "Why sleeping hanging head and the bat to die?"
.If humans or other animals sleep upside down for a long time. May cause blood to brain death. But the bat circulatory system different from other animals.But the valve system of blood flow in the neck of the bat. The special will be forced not to bleed back down so much that the bleeding in the brain.Therefore, it can lie hanging head
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