Animals are heterotrophic, which implies they rely on other organisms—plants and/or other animals—for their foodstuff, as they cannot synthesize their own personal food items as vegetation do by means of photosynthesis. Vertebrates make up a self-contained group: the subphylum Vertebrata. Invertebrates belong to many alternative groups. The skeletons of bony https://ernestt579xuq7.wikipowell.com/user