There are a number of species of ibex and some of them do live in desert areas.
Ibex
Ibex
ibex (ī'bĕks)eye-becks
· Ibex · Ibis · Irish Setter
Alpine Ibex
It is Capra ibex.
Ibex are a wild goat from the Capra genus. There is no single location an ibex is from. There are Alpine ibex from the European Alps, Spanish ibex from the Iberian peninsula, and Nubian ibex found in mountainous regions of Israel, Jordan, Saudi Arabia, Oman, Egypt, Ethiopia, Yemen, and Sudan.
An ibex is not a marsupial. It is a placental mammal.
The another name for an alpine or mountain goat is IBEX or TBEX .
· ibex · igloo · iguana · insect
Yes, the alpine ibex is a mammal.