Pyxicephalus
Pyxicephalus
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PyxicephalusLiên quan
Pyxicephalus Pyxicephalidae Pyxichromis orthostoma Pyxicephalus edulis Pyxichromis parorthostoma Pyxicephalus adspersus Pyxicephalus obbianus Pyxis arachnoides Pyxis planicauda Pyxidaria micranthaTài liệu tham khảo
WikiPedia: Pyxicephalus http://fatfrogs.7.forumer.com http://www.mapress.com/zootaxa/2013/f/z03599p228f.... http://www.itis.gov/servlet/SingleRpt/SingleRpt?se... http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwta... http://www.frogforum.net/care-articles-frogs/2068-... http://www.archive.org/details/classificationde00t... http://www.honoluluzoo.org/african_bullfrog.htm http://www.iucnredlist.org/documents/amphibians/ga... https://web.archive.org/web/20100712135848/http://... https://web.archive.org/web/20100809031443/http://...