what do you find so interesting about fish and insects?

Question: what do you find so interesting about fish and insects?
- Keywords:
  fish,
  insect
Asked by anon-173970 to Alex on 14 Jun 2018.
- Alex Seeney answered on 14 Jun 2018:
  
  Both fish and insects are really diverse animals – there are loads of different species, and they all live in different places and have adaptations (changes to their shape, size, colour, etc) that make them unique.

Question: what do you find so interesting about fish and insects?