What feature suggests that a duck-billed platypus is not a fish?

Numerous features suggest that a platypus is not a fish A platypus has fur; no fish has fur A platypus uses a fully developed mammalian respiratory system to breathe, i.e. Nose and lungs; fish receive oxygen via their gills A platypus can move around on land, out of water, and its young are incubated and hatched on dry land; fish must reproduce in water Platypuses are warm-blooded; fish are cold-blooded.

I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.