Summary ²

The western toad (Anaxyrus boreas) more commonly known as Bufo boreas (both names accurate) is a large toad species, between 5.6 and 13 cm long, of western North America. It has a white or cream dorsal stripe, and is dusky gray or greenish dorsally with skin glands concentrated within the dark blotches. Its parotoid glands are oval, widely separated, and larger than the upper eyelids. It has a mottled venter and horizontal pupils but lacks cranial crests.

Fuentes y créditos

1. (c) J. N. Stuart, algunos derechos reservados (CC BY-NC-ND), http://www.flickr.com/photos/21786539@N03/4831258337
2. (c) Wikipedia, algunos derechos reservados (CC BY-SA), http://en.wikipedia.org/wiki/Anaxyrus_boreas

Más información

• NaturaLista página del taxón
• AMNH Amphibian Species of the World
• AmphibiaWeb
• Animal Diversity Web
• Biodiversity Heritage Library
• BOLD Systems BIN search
• CalPhotos
• Global Biodiversity Information Facility (GBIF)
• HerpAtlas
• HerpMapper
• NatureServe Explorer 2.0
• VertNet

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