The US study is the first time such a development has been shown in an animal that is similar to humans.
Officers believe the squirrel-sized animals were specifically targeted in 'planned and pre-meditated crime.'
Government deems 420 species of wild animals as rare or endangered, including giant pandas, golden monkeys, Asian black bears and pangolins.
What are the universal keys to longevity? An extensive look at multiple birds and mammals reveals 10 predictors that an animal will live a long life.
Unlike many humans, some monkeys are genuinely faithful to their mates.
Eating a calorie-restricted diet may increase longevity and improve health in rhesus monkeys, a new study suggests.
Primate poop reveals what our furry ancestors are eating.
Human facial expressions have great similarity to those of other primates, find research that also identifies important differences.
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