A behavioral adaptation in which an animal excavates, penetrates, or moves within a substrate such as soil, sand, mud, sediment, or other materials, typically for foraging, thermoregulation, or protection from predators.
A behavioral adaptation in which an animal excavates, penetrates, or moves within a substrate such as soil, sand, mud, sediment, or other materials, typically for foraging, thermoregulation, or protection from predators.