The monkeys' "ultra-yodels" had frequency leaps that were five times larger than human frequency changes, often exceeding ...

Primates studied included the black and gold howler monkey, tufted capuchin, black-capped squirrel monkey, and Peruvian spider monkey. Monkeys, scientists found, had a secret yodelling weapon; the ...

including the black and gold howler monkey (Alouatta caraya), tufted capuchin (Sapajus apella), black-capped squirrel monkey (Saimiri boliviensis), and Peruvian spider monkey (Ateles chamek). The team ...

Primates studied included the black and gold howler monkey, tufted capuchin, black-capped squirrel monkey, and Peruvian spider monkey. Monkeys, scientists found, had a secret yodelling weapon ...

After a short investigation, the police worked out the homes were “damaged” by a black-capped capuchin monkey, also known as a tufted capuchin. Investigators eventually found the primate ...