Answer: Ecosystems are so developing entities of biological communities
Explanation:
The aquatic plants would probably die off or become extinct too because so many of what's eating is taking over.
It is called autonomic because it works on its own and it regulates organs functioning which is a thing that happens involuntarily. It regulates heart beats for example and it's not something that you do voluntarily since the heart beats regardless of you. It also controls things like vomiting or sneezing that you can't choose not to do when it starts happening.
Answer:
b rattlesnake because the rattlesnake is the meat eater and the vulture is the decomposer and the mice and grasshopper is the plant eater