Question

which sentence supports your answer to which animal uses a tool to protect itself from injury?
it uses small sticks to pick insects out of tree bark. (paragraph 4)
then it holds the shellfish in its paws and bangs it against the rock. (paragraph 5)
then it swoops down and snaps up the fish. (paragraph 6)
covering their snouts with sponges helps them avoid scrapes, or worse still, stings from poisonous animals. (paragraph 10)

Explanation:

The question asks which sentence supports the idea of an animal using a tool for protection. The key is to identify a sentence where the animal uses an object (a tool - like sponges) to avoid harm (scrapes or stings).

Answer:

Covering their snouts with sponges helps them avoid scrapes, or worse still, stings from poisonous animals. (paragraph 10)