Animals are heterotrophic, which means they count on other organisms—plants and/or other animals—for his or her meals, as they can't synthesize their own personal food items as crops do through photosynthesis. Vertebrates make up a self-contained team: the subphylum Vertebrata. Invertebrates belong to many alternative groups. Caecilians are burrowing animals https://lestery478utp7.qodsblog.com/profile