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
Oliver (given name) Oliver (given name) Oliver is a masculine given name of Old French origin; "Oliver" is one of Charlemagne's retainers in the 11th-century "Song of Roland". The name was generally associated with the Latin term/name "olivarius" "olive tree planter", but may have been connected with the Germanic names "*wulfa-" "wolf" and "*χarja-" "army", or the Old Norse" Óleifr" (Ólaf); or a genuinely West Germanic name, perhaps from "ala-" "all" and "wēra" "true", or from "alf" "elf" and "hari" "army, warrior" (in both cases possibly cognate with Álvaro) and Greek name Eleutherios Modern variants include French "Olivier", Hungarian "Olivér", Irish "Oilibhéar" or