Question

In the Magdalena river valley in Colombia, forest fragmentation has resulted in speciation in howler monkeys appearance of white spider monkeys in one troop a dramatic change in vocal repertoire of capuchins an increase in group size of owl monkeys

Answer 1

As we know that the fragmentation of s forest is never be helpful for the wild animals which are thrive there.B/c their habitate destruction decrease their ability of reprodution ,so the options in this question which are related to increment in the population size of any mammal,will be incorrect option.So the answer is 3rd option .