Question

if monkey had evolved into human then why other animals did not evolve

Answer 1

not only monkey will evolved all animals were evolved except single cell animals. it is an evolution process so all animals have evolved for adapt in environment condition.

Answer 2

evolution is a slow and a continuous process .the dodo bird is evolve and form eagle and dove but the dodo became existed so every organisms do evolution but it is very slow process
"I hope it helpful"