Watch the video to learn more about animal groups and what they eat. Plants do this via photosynthesis – a process in which energy from the sun is turned into food. Obligate carnivores are those that rely entirely on animal flesh to obtain their nutrients; examples of obligate carnivores are members of the cat family, such as lions and cheetahs. Facultative carnivores are those that also eat non-animal food in addition to animal food. Note that there is no clear …