Hedgehogs live in parts of the Sahara and have spines.
a cactus
The desert rat lives in desert . It is a animal like a kangaroo
Dama deer lives in Sahara desert.
Cacti live in the deserts of the Americas and many have sharp spines. In Africa there are other plants, euphorbias for example, that resemble cacti but have thorns rather than spines.
The tarantula spider lives in the desert. The desert tortoise would be another one.
any animal that lives in the desert can be a population.
a camel
The Cactus and the Roadrunner.
Hippopotamus
There are several species of toad that live in the desert.
There are very many animals which live in the desert and there is no single name for them all.
a zibex is a bull/ox type animal that lives in the desert