Answer:
He does it even though he does not think a wall is needed.
Explanation:
In chapter 2, Percy Jackson in getting ready to take his 6th grade final exams. He is worried that his favorite teacher, Mr. Brunner, is going to be disappointed in his grade on his Latin final. When he goes to get extra help from Mr. Brunner he is surprised to find his best friend Grover is already talking to his Latin teacher...except instead of talking about the test they are talking about him, Percy Jackson!
Answer:
I saw an insect with 8 long/short legs and a bunch of eyes slowly walking on an arm of a beautiful tree.