It was a microscopic being, the name is not known.
Tribolites, that came into existence approximately 450 million years ago at the beginning of the Paleozoic Era in the Cambrian Period, are among the first animal-like creatures on earth.
amoeba
Earth's first animal was the ocean-drifting comb jelly. I know it is hard to belive but the scientists just discovered it on April 2008.
The first animal to evolve has not been discovered. The oldest known fossils belong to various invertebrates that lived during the Cambrian period, about 580 million years ago. However, they were not the first animals.
the first animal on the earth is a Dinosaur's
unicellular animal.
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)
a dinosaur was the first animal on earth
Lizards(dinosaurs)
monkey
Dinosaurs was the first animals living on earth,but died years ago.
the first type of cells on the early earth were prokaryote cells.