Description: English: A female wild Southern brown howler monkey (Alouatta guariba clamitans) in São Paulo Zoo, eating leaves. Date: 8 September 2013, 16:20:39. Source: Own work. Author: Miguelrangeljr.
Description: Português: Bugio maior primata brasileiro. Dentro do Parque Esradual Pedra Azul. Date: 21 February 2016, 11:44:07. Source: Own work. Author: Andrebarrosadv.
Description: English: Brown howler monkey (Alouatta guariba clamitans) in Monte Alegre do Sul, São Paulo State, Brazil. Female. Date: 4 September 2011, 17:32:34. Source: Flickr. Author: Sinara Conessa.