Robuta

https://www.bearbiology.org/download/leucine-metabolism-in-the-black-bear/ Leucine Metabolism in the Black Bear - International Association for Bear Research and Management Jan 1, 1987 - Metabolism of the essential amino acid leucine was studied in 3 black bears (Ursus americanus) in February while the bears were denning and not eating or... in the blackleucine metabolisminternational associationfor researchbear