Schmitt's hopes that studying the genetic loci in wild vervets, who do not become obese as often as those in captivity, will help understand how and why these genes evolved in primates.
Researchers studying a vervet research colony in Wake Forest, University of North Carolina noticed a group of monkeys gaining weight in captivity in 2004.
Grooming time also correlated with access to vervet
babies but not with fondling time or the degree of familiarity allowed.
Through innovative research begun in the 1960s by researcher and conservationist Tom Struhsaker, and through numerous subsequent studies by University of Pennsylvania primate biologist Dorothy Cheney and her Penn colleague and husband, psychologist Robert Seyfarth, our understanding about how vervet
monkeys communicate information about predators has been revolutionized.
are mentioned in appendix two of the CITES agreement as a species that can very soon become endangered if not properly monitored.
A unique experiment by the University of Montreal has revealed that Vervet
monkeys given unlimited amounts of swally behave in the exact same way as us humans.
Field researchers in Africa have observed male vervet
monkeys attracting females by uttering the vervet
word for ``food,'' Marler said.
University of Pennsylvania professors Cheney and Seyfarth first introduce us to vervet
monkeys (adults weigh seven to ten pounds) and their social behavior as witnessed in their natural habitat at the foot of Kilimanjaro in southern Kenya.
Cheeky Monkey, the title of Sunday's Natural World documentary on BBC2, looks at the fascinating lives of the urban vervets
, capturing their faults and foibles in amusing detail.
A male vervet
monkey may use the shade of blue on another male's scrotum as a clue to status, according to new observations of monkey encounters.
As Hauser sees it, if chickens also give different kinds of alarm calls, "then either the psychological mechanisms underlying this communicative skill are less sophisticated than originally claimed or chickens have the same sorts of cognitive abilities as do vervets
Now, however, anthropologists at the University of California at Los Angeles (UCLA) report that wild vervet
monkeys have "vocal repertoires [that] are far larger than originally believed.