Web Directory

» Hippopotamus (Hippopotamus amphibius)
   Includes facts, photos and videos of the hippopotamus.
   http://www.thebigzoo.com/Animals/Hippopotamus.asp

» Hippopotamus amphibius
   Lisa Frisch provides information on this mammal, its classification, habitat, adaptations, nutrition and reproduction.
   http://bioweb.uwlax.edu/bio203/s2007/frisch_lisa

» Hippopotamus: Hippopotamus amphibius
   Many videos and photographs with details of classification, status, description, range, habitat, biology, threats and conservation.
   http://www.arkive.org/hippopotamus/hippopotamus-amphibius/

» Pygmy Hippo: Hexaprotodon liberiensis
   Fact sheet including a description, distribution, natural history and social structure.
   http://nationalzoo.si.edu/animals/asianelephants/factpygmyhippo.cfm

» Pygmy Hippopotamus (Hexaprotodon liberiensis)
   Fact sheet from EDGE, a conservation organization that focuses specifically on threatened species that represent a significant amount of unique evolutionary history.
   http://www.edgeofexistence.org/mammals/species_info.php?id=21

» Pygmy Hippopotamus: Choeropsis liberiensis
   Photographs, videos and information from ARKive including classification, status, description, range, habitat, biology, threats and conservation.
   http://www.arkive.org/pygmy-hippopotamus/choeropsis-liberiensis/

» World Conservation Union (IUCN) Hippo Specialists Group
   Promotes scientifically-based action for the conservation of common and pygmy hippos. Includes conservation news, research, facts, and statistics.
   http://moray.ml.duke.edu/projects/hippos/