Graviportal refers to organisms that are adapted to a heavy-bodied, slow-moving lifestyle, usually in a terrestrial environment. Synonyms for graviportal include brachiating, arboreal, and ground-dwelling. These words describe different types of adaptations that animals have undergone to survive in their respective habitats. For example, brachiating refers to animals that have adapted to swing from tree to tree, such as gibbons and orangutans. Arboreal describes organisms that live in or among trees, like sloths and some monkeys. Ground-dwelling refers to animals that have adapted to live and move on the ground, like elephants and hippos. These synonyms highlight the diversity of ways that animals have adapted to their environments and the importance of these adaptations for their survival.