What is the difference between human blood and animal blood?

Question

Like how humans can have A, A-,O blood. Ect.

how many blood types do animals have, and how does it differ from humans'?

Answer 1

blood among animals is pretty much the same: oxygen coordinates with a heme. the difference among animal blood is antigen expression. antigens help animal bodies identify it's cells as self versus foreign.

humans have four blood types, while there are eight blood types for horses, and over 13 types for dogs.

Answer 2

You'll need to be more specific as to which animals you're referring to.

One fact you might find interesting is that the reason some smaller animals, like spiders and some insects, have blue/green blood is that they have copper in their blood instead of iron.

Answer 3

What kind of animals you mean? http://en.wikipedia.org/wiki/Animal