When they land on the island and begin to search for food, he tells them to return to the ship as quick as they can so that they can set sail safely.
a figure of speech involving the comparison of one thing with another thing of a different kind, used to make a description more emphatic or vivid (e.g., as brave as a lion, crazy like a fox ). (Google definition, not mine)
D. The hawk launched from the branch and soared into the open sky.