Endangered species are a concern to conservationists because there’s a risk that the animals won’t be able to adapt to their environment. one main cause of the inability to adapt is a)low genetic diversity b)a high rate of genetic mutation c)reproduction with an unrelated mate. both natural forces and human activities cause the endangerment of species. one situation that can be caused by both nature and humans is a)forest fires b)the burning of fossil fuels c)the removal of trees for lumber .