I would like to have explained how a non-linear dominance hiearchy works. I have seen examples, such as the attached image, but I cannot picture a situation like that happening on real life.

Any further enlightenment would be appreciated. Thank you advance.

Post's pictures

IMG-20150112-WA0004.jpg, 340.22 kb, 1280 x 960

see http://life.bio.sunysb.edu/bio359/4_26_02

First figure down.