Omnivore preferably dry bones, for particular minerals and nutrients. Felines, which are usually regarded as obligate carnivores, occasionally eat grass to regurgitate indigestibles (e.g. hair, bones), aid with hemoglobin production, and as a laxative. Occasionally, it is found that animals historically classified as carnivorous may deliberately eat plant material. For example, in 2013, it was considered that American alligators ("Alligator mississippiensis") may be physiologically omnivorous once investigations had been conducted on why they occasionally eat fruits. It was suggested that alligators probably ate fruits both accidentally but also deliberately. "Life-history omnivores" is a specialized classification given to organisms that change their
You can't have your cake and eat it application the "have-one's-cake-and-eat-it-too principle". In English, "have" can mean "eat", as in "Let's have breakfast" or "I'm having a sandwich". So the saying "You can't have your cake and eat it too" may mean that you can't eat the cake and then eat it again; or less metaphorically, that what you want is unreasonable. This interpretation makes sense in both the "have-eat" and "eat-have" iterations of the idiom, and might explain why the earliest known iteration is "have-eat". Comedian Billy Connolly takes light of the literal meaning with this phrase in his spiel "14 Things I Hate", by responding "What