yes and no
Not likely dogs and cats are intellegent but are not able to evolve like humans do.
well over time the land animals change a little and they need to be underwater to live unlike their land animal ancestors
3 percent is useable to humans and land animals
3 percent is useable to humans and land animals
we should because humans have destroyed several habitats where animals use to live but now the humans have taken over all land and animals have no where to go
Animals have immune systems for the same reasons humans do, so they don't get sick.
humans
Polar bears
why do we need land
All because humans evolve from chimps which are animals.
Humans don't actually know how many animals are living on land. They are discovering new animals everyday.