After all this info you have given me, the correct one is Keystone species. As defined in sources like National Geographic, <span> These are types of plants or animals that play a unique and crucial role in the way an ecosystem functions. Without </span>keystone species<span>, the ecosystem would be dramatically different or cease to exist altogether. I hope this helps you a lot </span>
Answer:
a
Explanation:
but not all the time deers eat grass some people like me and my family buy food for the deers and then put a camera up and go hunting, but anyways that's sounds like the answer.
The energy originated from the animal when it was alive
A.) The sewers cannot handle the volume of waste from street runoff...
