Monkeys mark more territory around noise pollution

Brazil’s pied tamarin monkeys use scent marking and vocal calls to communicate, but it’s getting more difficult for them to hear one another.

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Monkeys can change their accent to communicate with another

Howler Monkey Sound, Howler Monkey Facts

Chimp Empire review – this epic tale of betrayal is like

Brazilian Monkeys, Monkeys Native To Brazil

Howler Monkey Fun Facts! - Earth Cubs

Siamang Smithsonian's National Zoo and Conservation Biology

Ecotourism is having a negative effect on primate behavior

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