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19 Cards in this Set

  • Front
  • Back
Power Grip
Grasping with all four fingers positioned perpendicular to the object and using the thumb for applying significant force.
Precision Grip
Grasping that involves opposing the tip of the thumb to the tips of the other fingers.
Stereoscopic Vision
Three-Dimensional vision produced by two frontally located eyes with overlapping fields, giving a sense of depth and distance.
Active during the day
Active at night.
A form of locomotion in which the body is propelled by the arms alone with a phase of free flight between handholds.
Home Range
The area in which an individual or a group of animals travels, feeds, rests, and socializes.
Knuckle Walking
A form of quadrupedal locomotion in which, in the forelimbs, weight is supported by the knuckles, rather than the palm or outstretched fingers.
Basal Metabolic Rate
The rate of energy use required to maintain life when an animal is at rest.
Defending fixed boundaries against intrusion by individuals or groups of the same species.
The study of how social structure is influenced by ecological conditions.
Resource-defense Model
(Richard Wrangham): Living in social groups allows primates to better defend access to limited food resources.
Predation Model
(Carel van Schaik): The primary benefit of living in social groups is to reduce vulnerability to predators.
Female-Bonded Kin Groups
Cooperative groups of related females.
The tendency in some animals to remain in their natal (birth) groups throughout their lives.
The discipline concerned with evolutionary explanations of social behavior, focusing on the role played by natural selection.
Reproductive Strategies
(Referred to as "mating systems" in the text): Forms of courtship, mating, and parenting behavior that characterize particular species or populations.
Sexual Strategy
Techniques used by males and females to advertise for mates and compete with others of the same sex for mates to insure a maximum of fitness.
Parental Investment
Any behavior toward offspring that improves the likelihood of the offspring's survival.