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Human Evolution

TermDefinition
Bipedal using only two legs for walking
Foramen Magnum the hole in the base of the skull through which the spinal cord passes
Hominid includes humans, chimpanzees, gorillas, orangutans, and their extinct ancestors
Cranial Capacity the measured volume of the interior of the skull (braincase)
Body Fossil the preserved physical remain of an ancient organism’s body
Primates a diverse order of mammals including lemurs, monkeys, apes, and humans
Ancestor an earlier organism, population, or species from which later individuals or species are descended from
Adaptation a population becomes better suited to its habitat through changes in heritable traits over generations
Hominin a member of the group that includes modern humans and all our extinct ancestors after the split from chimpanzees
Trace Fossil a fossil of a footprint, trail, burrow, or other trace of an animal rather than of the animal itself
Created by: user-1777429
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