Given a statement and question, generate the answer to the question such that the answer is contained in the statement.

[EX Q]: statement: Thrinaxodon is from the animal family that eventually changed into mammals., question: What did Thrinaxodon become?
[EX A]: mammals

[EX Q]: statement: An effective treatment against bacteria has no effect on viruses, question: What does an effective treatment against bacteria have no effect on?
[EX A]: viruses

[EX Q]: statement: most animals consume and are consumed by more than one species, question: How many species consume animals?
[EX A]:
more than one species