Prehensile tails: Select one: a. The howler is the largest of the New World monkeys. Are present in catarrhine primates. Size. b) They are the smallest New World monkeys. c. Are present only in some platyrrhines. the head is conical, and the body is cylindrical. 14 to 24.5 ounces. Fully prehensile tails can be used to hold and manipulate objects, and in particular to aid arboreal creatures in finding and eating food in the trees. 2. Platyrrhine nose: broad and flat with widely spaced nostrils . A prehensile tail is the tail of an animal that has adapted to be able to grasp and/or hold objects. What are they shaped like? A grasping hand b. ), which is significantly heavier than the marmosets and tamarins. Baboons are the world's largest monkeys, according to National Geographic.From head to bottom, baboons grow to 20 to 34 inches (60 to 86 centimeters) and their tails … b. What does the tail look like? A prehensile tail c. Color vision d. Quadrupedalism e. An arboreal lifestyle 2: Sexual dimorphism a. Fully prehensile tails can be used to hold and manipulate objects, and in particular to aid arboreal creatures in finding and eating food in the trees. 1: _____ is seen in some New World monkeys, but not in any Old World Monkeys. a. d. Are present only … File:Prehensile (PSF).png. c. molluscs 3. b. c) They usually give birth to only one child at at time and the mother is the only one who raises the young. New World monkeys have a prehensile tail. Dental formula: 2 1 3 3 . The prehensile-tailed skink is one of the ___ skinks. ALL have tails; some have prehensile tails. b. help bony fish maintain buoyancy 4. Has not been observed in any monkey b. The segmented body of the worm below suggests that it … d) all of the above 3. In the context of human evolution, human vestigiality involves those traits (such as organs or behaviors) occurring in humans that have lost all or most of their original function through evolution.Although structures called vestigial often appear functionless, a vestigial structure may retain lesser functions or develop minor new ones. ALL Arboreal . How much do they weigh? Which of these human characteristics is hypothesized to have a. walking upright 5. Annelids are most closely related to _____. A prehensile tail is the tail of an animal that has adapted to grasp or hold objects. How big are they? 32 inches. Old World monkey is the common English name for a family of primates known taxonomically as the Cercopithecidae / ˌ s ɜːr k oʊ p ɪ ˈ θ ɛ s ɪ d iː /.Twenty-four genera and 138 species are recognized, making it the largest primate family. Three premolar teeth . largest. A prehensile tail. 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