Brazilian backland casque-headed tree frogs are “slender,” reaching just over 2 inches in length, the study said. Their skulls have “small” bony protrusions, referred to as casques.

This is the tree frog Hypsiboas semilineatus, common throughout the Atlantic rainforest of Brazil. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to ...

New research from Kelly Zamudio at The University of Texas at Austin and an international team finds climate change threatens ...

In the winter months of eastern Brazil, temporary streams offer a home for a new species of frog. Mângia, et al (2025) Journal of Vertebrate Biology In the eastern Brazil state of Bahia ...

Amphibians in Brazil’s Pantanal ... Of the 74 known species of frogs and other amphibians that live there, 84% would lose at least part of their current range by 2100 under a moderate climate ...