Based on this excerpt from ARABY he have difficulty remembering why he came because he was rushed and overwhelmed. He cannot remember or he was having a difficulty to remember why he came because he was overwhelmed an rushed. The answer in this question is He was rushed and overwhelmed.
A habitat corridor is used to connect various different natural habitats of the wildlife that were, for one reason or another, separated. This prevents wildlife inbreeding and connects different populations.
For links you would need to find 3 sources and attach the link to each of them. You must also use your book sources and pull quotes strait from the text be sure to list page numbers and to put quotes.