37 Questions
There are possible fossil ancestors for gorillas.
True
What is the estimated age range of the only set of teeth found from East African Rift Valley?
284,000-545 years ago but closer to the latter
The only set of teeth found from East African Rift Valley is estimated to be closer to __________ years old.
284,00-545,000
Chimpanzees and bonobos are the only two species of Pan.
True
Where are bonobos primarily found?
Savannah woodlands of West Africa, central and east Africa
Chimpanzees were once present in __________ numbers across Africa, but now there are less than 300,000 individuals. The current estimated population of bonobos is approximately __________.
millions, 10,000
There are four subspecies of chimpanzees.
True
Which of the following is NOT a subspecies of chimpanzees?
A and C
Chimpanzees have four subspecies: Western Chimpanzee (Pan troglodytes verus), Nigeria Cameroon Chimpanzee (Pan troglodytes ellioti), Central Chimpanzee (Pan troglodytes troglodytes), and Eastern Chimpanzee (Pan troglodytes schweinfurthii). There is also a possibly small southern subspecies called __________.
P.t. marungensis
True or False: Ethograms and activity budgets provide a guide to 'normal' or 'species-specific' behavior and time spent engaged in behavior.
True
Cultural differences can affect the behavior of chimpanzees.
True
Mountain gorillas are representative of lowland gorillas (housed in zoos).
True
Ethograms and activity budgets are used to understand:
animal behaviour
Ethograms and activity budgets provide a guide to 'normal' or 'species-specific' behavior and time spent engaged in __________.
behaviour
It is important to consider __________ differences as not all chimpanzees behave like Gombe chimpanzees.
cultural
Mountain gorillas, which are housed in zoos, are not representative of __________ gorillas.
mountain
True or False: Work-life balance is important for the psychological well-being of chimpanzees.
True
Choice and control play a role in the psychological well-being of chimpanzees.
True
Personality clashes can affect the psychological well-being of chimpanzees.
True
Work-life balance is important for the psychological well-being of chimpanzees as too much leisure and not enough work can lead to __________ issues.
obesity
Choice and control, whether perceived or actual, contribute to the psychological well-being of chimpanzees by providing a sense of __________.
control
Personality (’_____ ______ ______ or crisis?; personality ‘clashes’ with others breeding partners, companions)
mid life ‘slump
Wild adult female chimpanzees spend 30% of their daytime foraging.
True
what is the wild chimpanzees activity budget?
30% foraging, 40% resting, 30% travelling
True or False: Captive chimpanzees have less 'work' and more 'leisure' compared to wild chimpanzees.
True
Possible problems in captivity for chimpanzees include boredom, aberrant behaviors, stereotypy, and obesity.
True
True or False: Possible problems in captivity for chimpanzees include ______, _______ _______, ______, ______.
boredom, aberrant behaviors, stereotypy, and obesity.
CHIMPANZEE SOCIAL STRUCTURE (Gombe, Tanzania) LIVE IN LARGE COMMUNITIES (unit groups): • usually 40 60 chimpanzees (can be 15 120) • sex ratio approximately equal
True
CHIMPANZEE SOCIAL STRUCTURE (Gombe, Tanzania): COMMUNITY HOME RANGES about 50 km 2 • but 600 km 2 in dry miombo woodland in Ugalla district, Tanzania
True
CHIMPANZEE SOCIAL STRUCTURE: BROADLY TERRITORIAL • ranges may overlap by 20%, but always > 5 km between two groups
True
CHIMPANZEE SOCIAL STRUCTURE: LIVE IN LARGE COMMUNITIES (unit groups): • usually chimpanzees ____ - ____(can be 15- 120) • sex ratio approximately _______.
40- 60, equal
Chimpanzees in Gombe, Tanzania usually travel in small groups up to 10
True
How many chimpanzees typically travel in small groups in Gombe, Tanzania?
up to 10
Chimpanzee social structure is characterized by a fission-fusion society.
True
What is a characteristic of chimpanzee social structure?
Fission-fusion society
Nursery groups consist of males and estrous females.
False
Nursery groups, consisting of ________ and young, travel only 3 km/day.
females
Explore the fascinating world of primate evolution and discover the possible fossil ancestors of gorillas. Test your knowledge of these ancient creatures and their place in the history of life on Earth.
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