Animal – Wikipedia

Animals are multicellular eukaryotic organisms that form the biological kingdom Animalia.With few exceptions, animals consume organic material, breathe oxygen, are able to move, can reproduce sexually, and grow from a hollow sphere of cells, the blastula, during embryonic development.Over 1.5 million living animal species have been described—of which around 1 million are insects—but it has …

: https://en.wikipedia.org/wiki/Animal