The first animal life on Earth was in the ocean in the Precambrian time. The exact nature of the first animals is not known as the fossil record from that time is incomplete.
the first animal on the earth is a Dinosaur's
The blue whale
Ocean - A biome that covers more than 75% of earth surface.
That would be sail fish
jellyfish
Germs
unicellular animal.
The Blue Whale (Balaenoptera musculus).
blue
bacteria
in 1957 laika was the first animal to orbit the earth