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What are the differences between animals belonging to the Aves group and those in the mammalia group?





1.Their body is covered with feathers.

1.Their body is covered with hairs.

2. Beak is present and teeth are absent.

2. Teeth are present but beak is absent.

3. Their Forelimbs are modified for walking.

3.Their forelimbs are modified for various activities like walking, crawling, jumping etc. according to the type of mammal.

4.They have hollow bones for flying.

4.They do not have hollow bones.

5.They have streamlined body.

5.Their body is not streamlined , except in whales.

6. For example: pigeon, duck, sparrow, penguins etc.

6. For example: rat, bat, whale, dolphins etc.

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CA Maninder Singh is a Chartered Accountant for the past 13 years and a teacher from the past 17 years. He teaches Science, Economics, Accounting and English at Teachoo