| A | B |
| Lucy | Oldest, complete australopithecine. |
| Nocturnal | Sleeping during light hours and awake in the darkness. |
| Diurnal | Sleeping during the dark hours and awake during the light hours. |
| Prosimians | All 24 living species live on Madagascar. |
| Homo habilis | Term meaning 'handy man.' |
| Dubois | Anthropologist who discovered Java Man after taking his findings along with those of Darwin to the zoo. |
| Johansen | Anthropologist that discovered A. Afarensis. |
| cone cells | Cells that help a species see in color. |
| bipedal | Alllows an animal to walk upright because of bone placement. |
| monkeys | Animals that were the first prosimians. |