Question

which was the first animal on the earth​

Answer 1

Answer:

comb jelly

A comb jelly. The evolutionary history of the comb jelly has revealed surprising clues about Earth's first animal.

Answer 2

$\huge\fcolorbox{black}{lime}{Answer}$

Comb jelly

A Comb jelly. The evolutionary history of the comb jelly has revealed surprising clues about Earth's first animal.