Question

the image shows a population of black - colored and brown - colored mice living in a desert. the desert experienced a natural calamity due to which a small population of these mice moved to a valley with many black rocks. it was observed that when the mice shifted to the valley, after many generations, the number of black - colored mice increased, and the brown - colored mice decreased. what could be the likely reason behind this? the black - colored mice had more food and space than the brown - colored mice. the black - colored mice looked more attractive to their partners than the brown - colored mice. the black - colored mice blended better with the surroundings than the brown - colored mice. the black - colored mice reproduced faster than the brown - colored mice.

Explanation:

In the new valley with many black rocks, black - colored mice had better camouflage. This made them less likely to be preyed upon, increasing their survival and reproduction rates over generations compared to brown - colored mice.

Answer:

The black - colored mice blended better with the surroundings than the brown - colored mice.