Cyril Ruoso / Barbary Macaque (Macaca sylvanus) mother with infant reprimanding her older child, Morocco

Cyril Ruoso / Barbary Macaque (Macaca sylvanus) infant riding on the back of an adult male, winter, Middle Atlas Mountains, Morocco

Bruno D'Amicis / Young Barbary Macaque (Macaca sylvanus) playing among Cedar (Cedrus atlantica) trees, backlit, Endangered species. Atlas mountains, Morocco, NW Africa

Jose B. Ruiz / Barbary apes {Macaca sylvanus) with Straits of Gibraltar in background, Gibraltar, Spain

Claudio Contreras / Barbary Macaque (Macaca sylvanus) grooming, Ifrane Forest National Park, Morocco, October

Claudio Contreras / Barbary Macaque (Macaca sylvanus) grooming, Ifrane Forest National Park, Morocco, October

Claudio Contreras / Barbary Macaque (Macaca sylvanus), Ifrane Forest National Park, Morocco, October

Claudio Contreras / Barbary Macaque (Macaca sylvanus) baby, Ifrane Forest National Park, Morocco, October

Sylvain Cordier / Barbary macaque (Macaca sylvanus), mother and baby, captive.

Edwin Giesbers / Barbary macaque (Maccaca sylvanus) with baby, scares off another juvenile, Gibraltar, UK, July.

Edwin Giesbers / Barbary macaque (Maccaca sylvanus) with baby, Gibraltar, UK, July.

Edwin Giesbers / Close-up of a Barbary macaque (Maccaca sylvanus) baby suckling, Gibraltar, UK, July.