A retrospective overview of amphibian declines in Brazil's Atlantic Forest

LF Toledo, SP de Carvalho-E-Silva… - Biological …, 2023 - Elsevier
Amphibians are facing population declines and extinctions across the globe, and
megadiverse Brazil is no exception. One of the global hotspots of amphibian declines is …

[HTML][HTML] A review of chemical defense in harlequin toads (Bufonidae: Atelopus)

KC Pearson, RD Tarvin - Toxicon: X, 2022 - Elsevier
Toads of the genus Atelopus are chemically defended by a unique combination of
endogenously synthesized cardiotoxins (bufadienolides) and neurotoxins which may be …

Harlequin frog tadpoles—comparative buccopharyngeal morphology in the gastromyzophorous tadpoles of the genus Atelopus (Amphibia, Anura, Bufonidae), with …

PH dos Santos Dias, M Anganoy-Criollo - The Science of Nature, 2024 - Springer
Abstract The Neotropical genus Atelopus is the most diverse genus of bufonids comprising
99 species. Tadpoles of these frogs are readily distinguished based on the presence of a …

Breeding site fidelity of the critically endangered toad Atelopus cruciger (Anura: Bufonidae): implications for its conservation.

C Señaris, M Lampo, A Rodríguez-Contreras… - …, 2023 - search.ebscohost.com
Abstract Harlequin Toads (Bufonidae: Atelopus) are among the most diverse Neotropical
amphibians, but 84% of the known species are threatened with extinction mainly due to the …

The amphibian extinction crisis is still an emergency

S Lötters, A Plewnia, A Catenazzi, K Neam… - 2023 - researchsquare.com
Anthropogenic biodiversity loss is extreme in amphibians. Despite ongoing conservation
action, it is difficult to determine where we stand in overcoming their extinction crisis 1, 2 …

[PDF][PDF] Rediscovery and phylogenetic position of the glassfrog “Centrolene” acanthidiocephalum (Ruiz-Carranza and Lynch, 1989)(Anura: Centrolenidae) with the …

JE Carvajal-Cogollo, KA Quiroga-Huertas… - Zootaxa, 2023 - researchgate.net
The lack of basic natural history and distributional data represents a challenge for the
conservation of rare and endemic amphibian species. This is the case of “Centrolene” …

The gastromyzophorous tadpoles of Atelopus elegans and A. palmatus (Anura: Bufonidae), with comments on oral and suction structures

A Marcillo-Lara, LA Coloma, S Álvarez-Solas… - Neotropical …, 2020 - Taylor & Francis
The tadpoles of the Neotropical genus Atelopus are only known for 26 out of 96 species
described. Here, we describe the tadpoles of A. elegans and A. palmatus including …

The tadpoles of two Atelopus species (Anura: Bufonidae) from the Sierra Nevada de Santa Marta, Colombia, with notes on their ecology and comments on the …

JL Pérez-Gonzalez, M Rada, F Vargas-Salinas… - South American Journal …, 2020 - BioOne
We describe for the first time the tadpole of two endemic harlequin frogs of the Sierra
Nevada de Santa Marta, north of Colombia: Atelopus nahumae and A. laetissimus. In …

The population decline of Atelopus quimbaya (Anura: Bufonidae) in the Andes of Colombia

DA Gómez-Hoyos, W Cardona… - Revista …, 2018 - herpetologia.fciencias.unam.mx
Resumen The Quimbaya toad, Atelopus quimbaya, is a small bufonid endemic to the
Central Andes in Colombia and it is categorized as Critically Endangered by the IUCN …

Impacts of Habitat Transformation on Amphibian and Reptile Communities in a Heterogeneous Andean Landscape

N Falcon-Espitia, JC Rios-Orjuela, S Perez-Rojas… - bioRxiv, 2025 - biorxiv.org
The Andean region of Colombia is recognized for its exceptional biodiversity and high levels
of endemism, particularly among amphibians and reptiles. However, this region faces …