A muskrat population is growing exponentially. What might cause this population to enter logistic growth?

The zone, which exists from a depth of 0 to 600 feet, is home to the majority of ocean life.

Which is an example of a vestigial structure? a: paw of a lionb: wing of a birdc: appendix of a humand: tail of a cat(i think it's a but i'm not sure)

Males of different species of the fruit fly drosophila that live in the same parts of the hawaiian islands have different elaborate courtship rituals. these rituals involve fighting other males and making stylized movements that attract females. what type of reproductive isolation does this represent?