https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13958872
Above, a female mandrill and a great mandrill; middle, a young mandrill and a little baboon; below, a drill mandrill and a young drill mandrill. Coloured etching by S. Milne and Turvey.
Above, a female mandrill and a great mandrill; middle, a young mandrill and a little baboon; below, a drill mandrill and a young drill mandrill. Coloured etching by S. Milne and Turvey.
Original public domain image from Wellcome Collection
Public DomainFree CC0 image for Personal and Business use