Apopulation of white rabbits and brown rabbits both live in a temperate deciduous forest where the summers are mild and average about 50°f. the winters are often below freezing. if warmer temperatures last longer into the fall and the average temperature in the winter is getting warmer, what do you expect to happen to the population of each color of rabbit? the brown rabbit population will slowly die out, and the white rabbit population will thrive and reproduce. the brown rabbit population will thrive and reproduce, and the white rabbit population will slowly die out. both the white and brown rabbit populations will slowly die out. both the white and brown rabbit populations will thrive and reproduce.