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Normally（通常）, ________ animals have the babies or eggs.
But __________ are different.
The _______ has the babies inside him.
Hundreds of baby seahorses come out of a ______ in his body.
While reading
Scan the passages on page 80 and fill in the blanks.
Tips: 快速读，圈答案。
While reading
Read the passages on page 81 carefully and find the answer.
Why do rabbits have big ears?
Why do birds have feathers?
can
Tips: 仔细读，划答案。
hear very well.
hear dangerous
animals coming.
keep body cool.
can
How
blood vessels
The blood flow in the vessels
can help rabbits to keep their
body cool.
兔子耳朵分布大量血管，
血流量大，利于散热。
While reading
Which way is right?（哪一种抓兔子的方式是正确的？）
While reading
While reading
Read the passages on page 81 carefully and find the answer.