Kingdom Animalia :

They are Heterotrophs, multicellular , locomotory and lack cell walls.

They are saprophytic , parasitic and  cosmopolitans.

Their food in an internal cavity and store food reserves as glycogen or fat. Their mode of nutrition is holozoic – by ingestion of food.

It consists of two sub kingdom Invertebrata with 9 Phylum and Phylum Vertebrata (Chordata) with 5 Classes.