The suborder that includes all of the monkeys, apes, and humans but not the prosimians. | Anthropoidea (anthropoids) |
The infraorder of anthropoids that includes only the New World monkeys. | Platyrrhini |
The infraorder of anthropoids that include only the Old World monkeys, apes, and humans. | Catarrhini |
The term for the quantity of each type of tooth (incisor, canine, premolar, and molar) in each quadrant of the mouth, counting from the front. For humans, Old world monkeys, and apes it is 2.1.2.3. | dental formula |
The type of mammal teeth that are used primarily for grinding and smashing food. They are at the sides of your mouth. | molar and premolar |
The type of mammal teeth that are used like scissors for nipping off pieces of food. They are at the front of your mouth. | incisor |
The type of mammal teeth that are used for piercing and tearing. You have one of these teeth in each quadrant of your mouth between the incisors and premolars. | canine |
A term referring to animals that spend much of their day on the ground but usually return to the trees to sleep. | semi-terrestrial |
A hairless, callused area on either side of the rump of some Old World monkeys (e.g., macaques and baboons) and the small apes of Asia. | ischial callosity |
A nearly hairless large swollen patch of skin around the genital area that becomes very prominent when females are in estrus. These areas swell with fluids and turn bright pink or red due to hormonal changes that occur in preparation for ovulation. They also produce odors that excite males of the species. Males become highly attentive to the females at this time. They are found among many of the Old World monkey species as well as the chimpanzees and bonobos. | sexual skin or swelling |