Q45. The gray wolf, also known as the timber wolf, is a mammal of the order Carnivora. Genetic studies indicate the gray wolf shares a common ancestry with the domestic dog and might be its ancestor. Many other gray wolf subspecies have been identified; however, the actual number of subspecies is still open to discussion. Though once abundant over much of North America, Europe, and Asia, the gray wolf now inhabits a very small portion of its former range due to the widespread destruction of its habitat. Gray wolves are highly adaptable and have thrived in forests, deserts, mountains, tundra, and grasslands. They function as social predators and hunt in packs organized according to strict social hierarchies. It was originally believed that this high level of social organization was related to hunting success, but while this may still be partially true, emerging theories suggest the pack's structure has more to do with reproductive success.According to the passage, genetic studies have found that:English — Passages — Question 45 of 56A. The domestic dog could have descended from the gray wolf.B. The dog is believed to be the ancestor of the gray wolf.C. Gray wolves live in very large packs.D. Gray wolves live only in Europe and Asia today.Practice more English MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →