Brown howler monkeys rest more on long, hot days and when feeding on leaves

The daily movements of brown howler monkeys (Alouatta guariba) in the forest are determined by an interplay of environmental, ...
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50,000-year-old tools thought to have been made by the first Americans were actually crafted by monkeys to break open nuts, study says

Add Yahoo as a preferred source to see more of our stories on Google. A brown capuchin monkey in Brazil.Hal Beral /VW Pics/Universal Images Group via Getty Images Researchers say that capuchin monkeys ...
techtimes

Ancient Stone Tools in Brazil Were Made by Capuchin Monkeys, Not Humans - New Study

Researchers claim that the 50,000-year-old artifacts discovered in the "Pedra Furada" cave in northern Brazil were produced by capuchin monkeys and not by humans, as per a press release. The study was ...
insider.si.edu

The Brown Capuchin Monkey (Cebus Apella): Ecology and Home Range Requirements in Central Amazonia

Spironello, W. R. 2001. "The Brown Capuchin Monkey (Cebus Apella): Ecology and Home Range Requirements in Central Amazonia." In Lessons From Amazonia: The Ecology and Conservation of a Fragmented ...