Standardization and repeatability is at the heart of all scientific research, yet very little
literature exists to standardize morphometric measurements within vertebrate groups. This is …

Extant amphibians are a monophyletic group composed of three distinct lineages: anurans,
salamanders, and caecilians. More than 7,500 species are known today, of which more than …

O “Guia de Identificação das Espécies de Anfíbios (Anura e Gymnophiona) do Estado de
Goiás e do Distrito Federal, Brasil Central” é um trabalho que busca promover a …

In this chapter, we review current knowledge on the ecology, biodiversity, biogeography,
and conservation of amphibians of the Caatinga. We recorded 98 species belonging to 12 …

A new species of frog of the genus Odontophrynus is described from grassland of the
subtropical regions of Argentina, Brazil, and Paraguay based on morphological …

Amphibians are the most vulnerable vertebrates to biodiversity loss mediated by habitat
destruction, climate change and diseases. Informed conservation management requires …

This study examines the survival, mortality, morphology and swimming ability of tadpoles
exposed to the organophosphate chlorpyrifos (nominal concentrations of 10, 100, 200 e 400 …

Skin glands in amphibians are either distributed throughout the skin or aggregated in
multiglandular structures such as the parotoids typical of most species of Bufonidae …

Current knowledge on sexual dimorphism and population structure in the genus
Odontophrynus is limited. We studied age structure, age at maturity, and longevity in …

Anuran integument is characterized by the presence of glands, some of which are
responsible for toxin production. In some species these glands accumulate in parts of the …