Nancy Ma Night Monkey
| Nancy Ma Night Monkey | ||||||||||||
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| Aotus nancymaae | ||||||||||||
| Hershkovitz , 1983 |
The Nancy Ma night monkey ( Aotus nancymaae ) is a species of primate from the group of night monkeys (Aotidae), within which it is counted to the group of red throats . It is named after the zoologist Nancy Shui Fong Ma.
features
Nancy Ma night monkeys, like all night monkeys, are relatively small primates. They reach an average total length of 64 centimeters including the tail, with the tail being slightly longer than the body. The weight is 0.55-0.95 kilograms, with the males being slightly heavier than the females. Their fur is gray-brown on the upper side, the underside is reddish-brown. The bushy tail ends in a black tip. As with all night monkeys, the rounded head is characterized by the large, brown eyes that are surrounded by white fields. A black stripe runs between the eyes and widens in a triangular shape on the forehead, and there are two more black stripes along the temples and cheeks.
distribution and habitat
Nancy Ma night monkeys live in western South America . Its range includes western Brazil and eastern Peru and is bounded in the north by the Amazon . Their habitat are tropical rainforests , although they prefer seasonally flooded regions.
Way of life
Like all night monkeys, they are nocturnal and usually stay in the trees. There they move on all fours and jump away. To sleep, they retreat to tree hollows or plant thickets during the day.
They live in monogamous family groups of two to five animals, which consist of a male, a female and their offspring. The partners often stay together for years. They are territorial animals, their territories cover around 9 hectares. They mark their territories with sounds against their fellow species and defend them if necessary.
The diet of these animals consists mainly of fruits. To a lesser extent, they consume flowers and other parts of plants as well as insects.
After a gestation period of around 133 days, the female usually gives birth to one, rarely two young animals. Mainly the fathers take care of the offspring. They carry him and only make him suckle for the mothers.
Danger
In some regions, Nancy Ma night monkeys are threatened by habitat destruction and hunting, but overall they are not endangered according to the IUCN .
The only current and former owner is Madrid.
literature
- Thomas Geissmann : Comparative Primatology. Springer-Verlag, Berlin et al. 2003, ISBN 3-540-43645-6 .
- Ronald M. Nowak: Walker's Mammals of the World. 6th edition. Johns Hopkins University Press, Baltimore MD 1999, ISBN 0-8018-5789-9 .