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The mantled howler belongs to the New World monkey family Atelidae, the family that contains the howler monkeys, spider monkeys, woolly monkeys and muriquis.It is a member of the subfamily Alouattinae and genus Alouatta, the subfamily and genus containing all the howler monkeys.
Mantled howler monkeys are an exception, commonly living in groups of 15 to 20 individuals with more than three adult males. The number of males in a given group is inversely correlated with the size of their hyoids and is positively correlated with testes size.
The Ecuadorian mantled howler (Alouatta palliata aequatorialis) is a subspecies of the mantled howler, A. palliata. It ranges from Panama (or possibly the eastern tip of Costa Rica) through Colombia and Ecuador into northern Peru. [2] The range limits between the Ecuadorian mantled howler and the golden-mantled howler are not
The white-faced capuchin, which has a range from Honduras to Ecuador, [14] is the second smallest Costa Rican monkey. Adult males average 3.7 kg (8.2 lb) and adult females average 2.7 kg (6.0 lb). [9] The mantled howler, with a range from Mexico to Ecuador, [15] is the second largest monkey species in
The Atelidae are one of the five families of New World monkeys now recognised. It was formerly included in the family Cebidae. Atelids are generally larger monkeys; the family includes the howler, spider, woolly, and woolly spider monkeys (the latter being the largest of the New World monkeys).
The Mexican howler differs from the golden-mantled howler, A. palliata palliata, primarily in aspects of skull morphology, and in some differences in pelage. [3] The golden-mantled howler's range includes parts of Guatemala and Honduras, and it is not clear if the Mexican and golden-mantled howler's ranges currently are in contact. [3]
Normally quite intimidating, howler monkeys are muscular and can be around 2 feet (60 centimeters) tall, with tails as long again. They are equipped with big jaws and a fearsome set of teeth and ...
Costa Rica is home to nearly 250 species of mammal. Medium-sized forest-dwelling mammals are often the most appreciated mammalian fauna of the country. These include four species of monkeys such as the frantic white-headed capuchin and noisy mantled howlers; two species of sloths; the opportunistic white-nosed coati; and the fierce predator ...