Study with Aye-Ayes, Slow Loris Sheds Light on Origins of Alcohol Consumption

"In the first controlled study of its kind, a team of scientists at Dartmouth College has found that two species of non-human primates – the slow loris (Nycticebus coucang) and the aye-aye (Daubentonia madagascariensis) — can discriminate varying concentrations of alcohol, and further, that both species prefer the highest available concentrations."