why are there a huge amount of different insect varieties, like in ants, but only a small amount of different varieties in animals such as crocodiles?

Question

why are there a huge amount of different insect varieties, like in ants, but only a small amount of different varieties in animals such as crocodiles?

In: Biology

Answer 1

I think its about the size of animals, there aren’t as many possible niches for large animals like a tree browser like a giraffe, also bugs can be specialized for a very small area like a specific tree