Humans
The cheetah is the fastest animal on earth. This does not include animals in the air.
Human is the most demanding and least mature to care for all in all
A smurf
Penguins!
box jellyfish
No, We are the most dangerous animal on Earth
Proabaly not
Vet or vetinary nurse :)
There are more insects than any other animal on Earth.
the ant of course 1
Man.