Cold air will underlie warmer air at higher altitudes. :^)
Hope this helps!
Answer:
-There is a variation in traits.
-The environment cannot support unlimited populations of organisms.
there is heredity.
-The trait that allows the organism to have more offspring will become more common in the population of organisms.
Answer: 1. (A bat food supply decreased.)
Explanation:
Yes and to add to that it also is divided into many specialized field which then cover their morphology
