Hippopotamus - Credits

Image: Hippopotamus by William Warby

Infomation sourced from:

The IUCN Red List of Threatened Species (2015), Choeropsis liberiensis [online], Available from: http://www.iucnredlist.org/details/10032/0 [accessed 28/06/2015].

Kingdon, Jonathan et al (2013), Mammals of Africa [online], Available from: https://books.google.co.uk/books/about/Mammals_of_Africa.html?id=B_07noCPc4kC&redir_esc=y [accessed 30/06/2015].