BIO 1700 Lecture Notes - Lecture 16: Zygomatic Arch, Folivore, Cecum
5 Apr 2017
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Metabolism: bigger animals can have larger meals and digest it much slower and they will still be able to survive. They will mostly be insectivores and eat some fruits, they wont eat many leaves History of diets of hominines pic will be on exam! Dentition: imposing post canine dentition: diet founded on items that are difficult to chew. But canines are still the longest in ardipithecus compared to. 3: large muscles associated with the jaw to break the hard vegetation (tubercles and bulbs, post-canine regions with large molars and premolars, specialized diet, protruding zygomatic arch (masseter) 4: apparition of the hunter-gatherers (chasseurs-(cid:272)ueilleurs; (cid:862)cc(cid:863)) lifestyle in the most ancient species of homo permitted them to obtain enough energy to maintain our energy consuming brain and the rest of our metabolic processes and lifestyle. Cost of the brain: large energy demands: Pregnant women need 4500 calories: blood demand. 5: we are the only species to have a childhood (petit-enfance) stage.
