Describe three adaptive advantages of the mammalian anatomy. (For school only)

The three adaptive advantages of the mammalian anatomy are as follows:

No eggs.  Mammals have well developed offspring that they can keep it safe inside their body until the time it is ready to be in the outside world.

Four legs under the body. It allows mammals to be highly developed when it comes to speed.

Fur. It protects the mammals’ skin.

Explanation:

x would be the most and the least would be y because there are more fruit   and seeds than flock z has insects