Animals are heterotrophic, which implies they rely upon other organisms—plants and/or other animals—for their foods, as they can't synthesize their own meals as plants do by using photosynthesis. Vertebrates make up a self-contained group: the subphylum Vertebrata. Invertebrates belong to many different groups. The skeletons of bony fish are made https://jameso133jid2.buscawiki.com/user