Background Advancements in portable scientific instruments provide promising avenues to
expedite field work in order to understand the diverse array of organisms that inhabit our …

Toads of the genus Atelopus are chemically defended by a unique combination of
endogenously synthesized cardiotoxins (bufadienolides) and neurotoxins which may be …

Amphibian populations are dramatically declining, while their inventory is far from being
achieved. Tadpoles are usually overlooked from biodiversity survey, whereas their …

The diversification processes underlying why Amazonia hosts the most species-rich
vertebrate fauna on earth remain poorly understood. We studied the spatio-temporal …

Most anurans possess a tympanic middle ear (TME) that transmits sound waves to the inner
ear; however, numerous species lack some or all TME components. To understand the …

Peru hosts a rich amphibian fauna with approximately 571 species described to date. Many
of these species have been formally described only recently, and many more remain to be …

We review the systematics of frogs of the Hyloscirtus larinopygion group. A new
phylogenetic tree inferred frommitochondrial DNA (partial sequences of 12S rRNA, valine …

Las vocalizaciones son una de las modalidade de comunicación más importantes en la
biología de los anuros (ranas y sapos), siendo el canto de anuncio el tipo de vocalización …

Atelopus is among the most threatened of all amphibian genera. Most species of harlequin
frogs disappeared more than two decades ago and only a few still exist. From ten critically …

We used integrative taxonomy to describe a new species of Atelopus from the lowlands of
Central Amazonia in the region of Manaus, Amazonas, Brazil. The new species is …