Primates. Flashcards
What is the scientific name for the mona monkey?
Cercopithecus mona
When did the mona monkey arrive in Grenada?
In the 1700s.
What is likely to have caused the extinction of the endemic Grenada parrot?
The mona monkey.
What are the characteristics of the mona monkey?
Beard, whiskers, long tail, colorful, roundish face.
White ear tufts ,chestnut back, black legs and outer arms.
White chest and inner arms.
Tail is black on the outer side and grey underneath.
How much do male mona monkeys weigh?
56 lbs.
Where does the mona monkey like to live?
Prefers forested higher elevations.
Arboreal animal found in rainforest trees as well as mangroves.
Rarely in agricultural land but, raiding crops increases as their habitat decreases.
How does the mona monkey reproduce?
Females may mate with only one male every 2 years.
Gestation is 5 – 6 months; typically produce 1 young and wean at 1 year of age.
What is the average lifetime of the mona monkey?
Lifespan about 30 years.
Is the mona monkey diurnal or nocturnal?
Diurnal.
How do the mona monkeys live?
Large communal groups of up to 50 monkeys usually 1 male or only a few males per group.
Use a variety of calls to establish and defend territory and call mates etc.
What is the diet of the mona monkey?
Omnivorous.
Fruits, insects, leaves, birds and bird eggs.
What are the main differences between mona monkeys in Grenada and mona monkeys in Africa?
Mona monkeys introduced to Grenada have poorer muscle tone and are less healthy than Mona monkeys in Africa.
What economic factors does the mona monkey influence?
Have been used for the pet trade.
In Grenada–ecotourism draw—positive.
Raiding crops–negative.
What are the characteristics of a keystone exotic?
Species capable of restructuring almost complete ecosystems that they are introduced to.
These species have distinct physical and behavioral characteristics that are new to island flora and fauna.
Which keystone exotic species are on Grenada?
Mona monkey, Burmese mongoose, humans, and likely Rattus rattus.
What is carrying capacity?
For a region, carrying capacity is the maximum number of individuals of a species that an area’s resources can sustain indefinitely.
What is carrying capacity in human terms?
The definition is expanded to include not degrading our cultural and social environments and not harming the physical environment in ways that would adversely affect future generations.
What is the family for humans?
Hominidae.
What is the human population?
Over 7 billion.
Which species of mammal tend to significantly alter the landscape that they live in?
Humans.
What is the average lifespan of humans?
50 - 80 years.
What is the oldest known human?
122 years.
What is the gestation period of a human?
40 weeks.
Which mammal is top of the food chain?
Humans.
Which species of mammal has a population that grows exponentially while food grows arithmetically?
Humans.
Can humans manipulate the carrying capacity of the area that they live in?
Yes.
How many humans are being added to the world every day?
200,000 individuals are being added to the world’s population every day…1.4 million per week, 78 million per year.
How can humans manipulate the carrying capacity of the area that they live in?
Through advanced technology.
Improved medical knowledge and medical practices.
Displacement of other species.
Which human activities affect the landscape?
Deforestation, overgrazing, and poor agriculture practices. Causes erosion.
Pesticides, pollutants, and sewage dumped into aquatic systems is effectively reducing fresh water supplies and destroying riparian ecosystems.
How do humans change an area?
Natural ecosystems are being replaced by farmland and urban sprawl.
Components of ecosystems (especially aquatic) are heavily exploited and polluted.
How do humans moving into an area affect the local wildlife?
At the same time animals and plants are much less able to shift their geographic ranges because they are constrained by development.
What does theU.S. Census Bureau estimate that the human species will increase to in 2050?
9 billion.
How have humans most impacted island ecosystems?
Importing animals / plants.
Hunting / harvesting of animals.
Introduced diseases.
