Coyotes do eat snakes as well as a number of other animals. They are opportunistic feeders.
Desert tortoise (Gopherus agassizii) Javelina Coyote
A coyote has a variety of rodents, rabbits, hares, lizards, snakes, birds and bird eggs to feed upon.
The desert coyote is an omnivore. this means when prey (rabbits, snakes,rodents, etc.) are not available , it can eat plants (cacti, etc)
A great variety of insects live in the Great Sandy Desert, particularly since they form a major part of the diet of some lizards, birds and omnivorous mammals there. Insects include the Desert tree cricket, desert cicadas, numerous ant and termite species, cockroaches, butterflies, moths, native bees, grasshoppers and beetles.
No.
Desert bighorn sheep are herbivores meaning they eat plants. They do not have the predatory instincts to hunt nor the proper dentition and stomach to digest meat.
No.
The only animals that could possible catch and eat a coyote would be the cougar, wolf and jaguar where they occur. Coyotes try to avoid confrontations with larger carnivores, however.
The Desert pictuer is about relationship
No, it would be unusual for a wolf to catch and eat a coyote
While not one of its preferred prey items, the coyote will occasionally kill a bobcat.