Is it true that when some members of a species become geographycall isolatedthey are less likely to form a new specie?

What is a provision of the endangered spices act? What are three of Canada's agricultural products? Definition of wildlife? What does vast degradaion mean? Is the tanzanian blue ringed scolopendra and scolopendra morsitans the same? How does New York help endangered species? What are some adaptations of the right whales? What characteristics do all species of tigers share? How did eyjafjallajokull eruption effect wildlife? How do humans affect narwhal habitats? What is the difference between extinction and extirpation? How do scientists use isotopes to determine the age of an object how they got extinct? Enviromental problems of the Philippines? Which biome occurs in the us and once contained huge herds of grazing herbivores? What are the five composite risk management guiding principles? Is the zebra a social or solitary animal? What species is buckbeack? How many pandas live in the wild today? What is the cause of that animals that can be extinct? Do possums eat native trees?