Its the second one, a valley! Hope this helps :)
I'd say the fact that the characters are talking animals is a pretty good indicator that this story was made for children.
Can you give me a sentence or something that shows them interacting?
Answer: Yes
Explanation: Because you can use it to use the DNA inside endangered species to modify others or make new ones
A phrase is a set of words that don't have a subject doing a verb.
A clause does have a subject doing a verb.
So therefore, 1 would be a phrase, 2 would be a subordinate clause, and I'm sure (or hope) you can figure out the rest..?