unicellular animal.
Dinosaurs was the first animals living on earth,but died years ago.
A single celled organism.
the first animal on the earth is a Dinosaur's
a gorilla
bacteria
in 1957 laika was the first animal to orbit the earth
First animal on the Earth was a jellyfish. See below-
It is impossible to know which was the first.
Lizards(dinosaurs)
monkey
a dinosaur was the first animal on earth
Lizards(dinosaurs)