Estivation
Estivation, dormant state entered into by some animals in hot, dry climates, to conserve moisture during the summer. The slowing of body processes permits survival. Animals that estivate include many reptiles, amphibians, insects, snails, and fish.
See also: Hibernation.
Additional topics
21st Century Webster's Family Encyclopedia21st Century Webster's Family Encyclopedia - Erasistratus to Federalism