What Animals Eat Rats. People use a variety of traps to catch them, but never poison, as that would contaminate the meat and make it inedible. Mountain lions are apex predators, preying on the animals that hunt and eat rats, but they will hunt rats, mice and birds if other prey isn't readily available.
However, they can also eat frogs, rats, and several species of small birds. Foxes eat rodents as well as vegetation such as grass and berries. While they do, various factors also come into play, for instance, the chicken species, type, diet plan, health, and more.
Most chickens will consume any rodent, especially if it runs across through their cage.
With crows being opportunistic birds, they would dive and consider a rat for their meal. They eat a variety of food, ranging from plants to meat. Foxes eat rodents as well as vegetation such as grass and berries. In fact, they’ll even kill more than they can eat and save the leftovers for later.