Some animal species demonstrate sociability, but solitary behaviors are far more typical among animals. A. Because birds and mammals engage in courting, mating, and establishing year-round family groups to rear young, they are most likely to be social species. B. Some social animals obtain food through cooperation and share food and information about food sources with each other. C. Social animals help each other watch for danger more effectively, and some species work together to combat predators. D. Living in communities presents disadvantages, such as the competition for resources and the easy transmission of diseases. E. Some entire species of social animals have become extinct because of disease epidemics. F. Although some species of ants, bees, and wasps are famous for their sociality, most social insects are not hymenopterans.