Animals are heterotrophic, meaning they trust in other organisms—vegetation and/or other animals—for their foodstuff, as they can not synthesize their own meals as plants do by way of photosynthesis. Vertebrates make up a self-contained group: the subphylum Vertebrata. Invertebrates belong to many different groups. The skeletons of bony fish are https://jimn123ebv9.governor-wiki.com/user