CHACO GRANULATED TOAD Rhinella granulosa major
Though amphibians require water for breeding many are able to withstand extremely dry conditions for much of the year, adopting a range of ingenious adaptations to avoid drying out - so you will find that amphibian diversity in the Chaco is surprisingly high! The Granulated Toad is a small toad, but is instantly recognisable by his warty skin. They are nocturnal, avoiding the heat of the day by sleeping in underground burrows, often two or three individuals cramming into a single hole. Following a revision of the subspecies of Rhinella (=Bufo) granulosus, Narvaes (2003) considered that various forms might be better raised to species level.
FIGURE 1 - Adult, PN Teniente Enciso (Paul Smith July 2006).
FIGURE 2 - Upperside of same individual (Paul Smith July 2006).
FIGURE 3 - Burrow under paving slab, PN Teniente Enciso (Paul Smith July 2006).
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Photographs on this web-site were taken by Paul Smith, Hemme Batjes, Regis Nossent,
Alberto Esquivel, Arne Lesterhuis, Rebecca Zarza, José Luis Cartes and Hugo del Castillo and are used with their permission.