Pablo BURRACO, Rosa ARRIBAS, Saurabh S KULKARNI, Daniel R BUCHHOLZ, Ivan GOMEZ-MESTRE. Current Zoology. 2015. Glucocorticoids play a key role in mediating stress responses in vertebrates. Corticosterone (CORT) is the main glucocorticoid produced in amphibians, birds, and reptiles, and regulates several metabolic functions. The most common methods for quantifying CORT are competitive binding immunoassays: radioimmunoassay (RIA) and enzyme immunoassay (EIA). RIA has been broadly used since the 1980’s but it requires radioactivity. Leer más.

Researchers have radio-tracked frogs for the first time in Madagascar. The effort, undertaken by a group of European scientists, is detailed in the current issue of Herpetologica. Leer más.

Diseases are important drivers of declines in in amphibians and fishes. Relatively well known diseases in amphibians are chytridiomycosis and ranavirosis, however fungal-like organisms from the orders Dermocystida and Ichthyophonida may have a large potential impact as well. Leer más.

McCranie and Köhler have just published an authoritative account of the 39 species of Honduran anoles. Rich in detail and thorough in coverage, this volume will be of interest to anyone interested in neotropical herpetology. Leer más.

That swim tracks made by tetrapods occur in high numbers in deposits from the Early Triassic is well known. What is less clear is why the tracks are so abundant and well preserved. Leer más.