Yes, when animals depend on other animal's flesh for things like nutrition, they are considered obligate carnivores. The animals who eat other food are known as facultative carnivores.
It's the opposite of a carnivore which is someone that is obligated to consume other animals.
i dont no what this is That is unfortunate. Have you heard of ovo vegetarianism though?  It's a type where eggs are allowed to be eaten but excludes dairy products. o ok so its like eggs Yes, ovo vegetarianism's egg consumption is in contrast to lacto vegetarianism That's fine with me, I like my eggs. What else do vegetarianism prohibit from eating? Vegetarianism is when one abstains from eating things such as red meat, poultry, the animals in the sea, and other flesh of other animals. so its like for people who do not eat meat or dairy Indeed. Did you know meat is animal's flesh which is then eaten? Oh I know that of course. Isn't some animals just meat eaters?
Animals that depend solely on animal flesh for their nutrient requirements are called obligate carnivores while those that also consume non-animal food are called facultative carnivores.