A Risk to a Migratory Species Like the Monarch Butterfly

Multiple Choice

A risk to a migratory species like the monarch butterfly may include all of the following except

A) increased predation at their overwintering sites.
B) lack of suitable refueling (feeding) habitat along the migration route.
C) loss of overwintering sites due to habitat fragmentation.
D) increased probability for inbreeding depression as the monarch population overwinters in the same small area in Mexico.