Desert animals are specially adapted to the dry conditions. Most of them do not need to drink water, but obtain sufficient moisture from the foods they eat. Some desert animals burrow down deep to find water.
They absorb water from the air or use the already stated answers.
They are adapted to their Habitat
They absorb water from the air to drink, to keep alive!
Some animals have spines and if dew lands on them it can drink the water from tiny tubes that lead into their mouth
They don't. They die.
They make sex to provide water