We need the passage in order to know what author's POV is
Clerihew is the answer i think
Answer: When I felt my wings were ready, slid from our home branch as smoothly as a snake through the grass.
Explanation: This sentence is comparing two different things to each other and it uses the word as. A simile must have the word like or as in it, otherwise it is a metaphor.
It’s restrain your opinion about the topic
That looks hard good luck!