sand vipers eat small mammals,birds,and some lizards
Being an inanimate object, sand doesn't 'eat' anything. Although metaphorically, sand could be said to 'eat, devour, or swallow' something such as an ancient ruin in the Sahara Desert, or a coin dropped on a sandy beach.
Birds eat sand vipers like very huge birds
The European sand viper eats small mammals,birds,some lizards.
other animals
tree
No, Rhinos need savanna grass to eat and the Sahara desert does not have enough for them. However before the Sahara region became a desert (10's of thousands of years ago), there is evidence that Rhinos were indigenous to the area.
Camel
they eat in a cetian way they eat what is at the bottom of the food chain
foxes eat snakes (foxes are omnivores)
No, mealworms do not eat cacti and cacti do not occur naturally in the Sahara. Cacti are natives to American deserts.
Any kind of insects they can find.
A sand wich