God knows why it took them 20 years to pin down this revelation, but at least they managed to capture this footage of the boozing in action.
I know it looks boring, but you'd probably look boring too if you saw yourself drinking alone. Not to mention depressed.
The findings reinforce the 'drunken monkey hyposthesis', which theorises that natural selection favours monkeys who regularly exceed the recommended limit. This is because drinking is conducive to eating/fighting/fucking.
On that note, here's far more entertaining footage of animals being drunk.
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