Adult—Juvenile interactions and temporal niche partitioning between life-stages in a tropical amphibian

Divergence in ecological niche offers organisms the opportunity of exploiting different food and habitat resources, scaling down competition and predation both among species, and within different age or size-classes of the same species...
PLos One

Large‐scale DNA‐based survey of frogs in Amazonia suggests a vast underestimation of species richness and endemism

Effective conservation management plans depend on accurate knowledge of biodiversity, such as the number of species occurring in a region, which can be challenging for a variety of reasons. This is particularly true of...
AmphibiaWeb

Fifty years after: A taxonomic revision of the amphibian species from the Ecuadorian biodiversity hotspot Abra de Zamora

Abra de Zamora is an important biodiversity hotspot in southern Ecuador. Between 1938 and 2010, eleven species of frogs were described from here: Lynchius flavomaculatus, Gastrotheca...
Plos One

Two‐hundred million years of anuran body‐size evolution in relation to geography, ecology and life history

Body size varies widely among animals and can affect physiological, ecological, and life history traits. Yet, surprisingly little is known about body size evolution within the most diverse amphibian order, anurans (frogs and toads)...
AmphibiaWeb

Descriptions of five new species of the salamander genus Chiropterotriton (Caudata: Plethodontidae) from eastern Mexico

The tropical plethodontid salamander genus Chiropterotriton is a clade of generally small, terrestrial, arboreal or cavernicolous species restricted to eastern Mexico. A 1983 revision listed nine species. A 2020 study...
AmphibiaWeb

Batrachochytrium dendrobatidis infection in amphibians predates first known epizootic in Costa Rica

Outbreaks of the infectious disease chytridiomycosis, caused by the fungal pathogen Batrachochytrium dendrobatidis (Bd), are implicated in the decline and extinction of numerous amphibian species, especially in the Americas.
AmphibiaWeb

Survival, movements and habitat use of captive‐bred and reintroduced dusky gopher frogs

The Dusky Gopher Frog (Rana sevosa) is an IUCN Critically Endangered species native to the southern Coastal Plain of the United States, but which has been reduced to only one known population. Several measures have been adopted to
AmphibiaWeb

Rediscovery of the fantastic treefrog, Ecnomiohyla phantasmagoria

Ortega-Andrade et al. (2010) reported a juvenile frog as Ecnomiohyla sp. (cf. phantasmagoria) (photograph only) from the Bilsa Biological Station, Provincia Esmeraldas, Ecuador (nearly 1000 km south of the type locality)...
Herpetological Review

Knowledge and interactions of the community with the herpetofauna in reserve of Quininí (Tibacuy- Cundinamarca, Colombia)

"Frogs call the water with their songs" and "Some people look for good luck numbers on the ventral spots of the frogs" -- these are some of the traditional beliefs in the...
AmphibiaWeb

Glassfrogs of Ecuador: diversity, evolution, and conservation

Glassfrogs (family: Centrolenidae) represent a fantastic radiation (~150 described species) of Neotropical anurans that originated in South America and dispersed into Central America. In this study, we review the systematics of Ecuadorian...
Diversity

Tres nuevas especies de ranas de cristal registra Ecuador

Una reciente investigación publicada en la revista académica Diversity revela datos inéditos sobre la evolución, historia natural, distribución y conservación de las 60 especies de ranas de cristal que habitan en Ecuador...
El Universo

Tres nuevas especies de ranas de cristal se descubrieron en Ecuador

Tres nuevas especies de ranas de cristal fueron descritas en un artículo publicado este 3 de junio del 2020, en la revista Diversity. Con este hallazgo, Ecuador ahora cuenta con 632 especies de anfibios. Nymphargus colomai, Nymphargus lindae...
El Comercio

Herpetofauna of Engabao, Playas Canton, Ecuador, with notes on the occurrence of Ceratoprhys stolzmanni

The Ecuadorian coast ecosystems are considered fragile due to anthropic activities, such as livestock production and agriculture, which are important economically. In this study, we document the herpetofauna of Engabao, in Playas Canton, Ecuador,...
Check List

Bristol scientists see through glass frogs’ translucent camouflage

Glass frogs are well known for their see-through skin but, until now, the reason for this curious feature has received no experimental attention.
University of Bristol

Ecuador suma a cuatro nuevas especies de ranas a su lista de anfibios

Cuatro nuevas especies de ranas se suman a la lista de anfibios del Ecuador. Los dos artículos que recogen estos hallazgos fueron publicados el martes 19 de mayo del 2020, en la Revista Mexicana...
El Comercio

Un nuevo anfibio endémico del Amazonas es parte de un estudio

El origen y diversificación de una nueva especie de anfibio endémico para el norte de los Andes de Ecuador es parte de un estudio científico. Grace Carolina Reyes Ortega, graduada de la Universidad Regional Amazónica Ikiam en Ingeniería en Ecosistemas...
El Comercio

Chytrid infection is associated with individual heterozygosity and population isolation

The capacity of Batrachochytrium dendrobatidis (Bd) to negatively impact amphibian diversity at the species and population level has been clear for decades, yet our understanding of Bd’s impact on amphibian genetic diversity...
AmphibiaWeb

Back from extinction: rediscovery of the harlequin toad Atelopus mindoensis

Harlequin toads (genus Atelopus) have been hit particularly hard by the deadly amphibian chytrid fungal disease. This is especially true in Ecuador, where all 25 species of Atelopus found in the country are...
AmphibiaWeb

First record of the glass frog Cochranella granulosa found in Ecuador

On 12th February 2016 at 21:30 hours while surveying herpetofauna within the El Jardín de los Sueños private reserve, a 107 ha site located in Cotopaxi province in Ecuador, we observed two glass frogs spaced...
Herpetology Notes

Biocomercio es una alternativa al tráfico ilegal

El tráfico ilegal de especies ha sido asociado con el surgimiento de las enfermedades zoonóticas en los últimos años. Además de afectar a los animales silvestres, este se ha convertido en una amenaza para la salud de las personas y los...
El Comercio

Mechanisms for color convergence in a mimetic radiation of poison frogs

Neotropical poison frogs provide iconic examples of conspicuous warning coloration, yet we know very little about the biochemical mechanisms that underlie the production of these astonishing colors. Twomey et al. (2020) use a...
AmphibiaWeb

Evolution of hyperossification expands skull diversity in frogs

While frogs are well known for having skeletons that are reduced with respect to other terrestrial vertebrates, the skeleton still exhibits substantial variation among frogs, especially in the skull. Using three-dimensional anatomical data ...
AmphibiaWeb

Back from extinction: rediscovery of the harlequin toad Atelopus mindoensis

Harlequin toads (genus Atelopus Duméril & Bibron, 1841; Bufonidae) are the vertebrate genus that appears to have suffered the most dramatic population declines throughout their range in the...
Herpetology Notes

Tipo de uso de la tierra y cambios en las defensas químicas de la rana diablito

Los bosques tropicales, que mantienen la mayor parte de la biodiversidad del planeta, están cada vez más fragmentados por diferentes prácticas agropecuarias. En estos paisajes amenazados hay...
Neotropical Biodiversity

Eight Things You Should Know About Water Frogs

Did you know that April 1 is the first-ever World Water Frog Day? Yep, it’s a thing! We are all practicing strict social distancing due to the spread of the novel coronavirus (COVID-19), so we’re celebrating with a virtual party full of our...
Global Wildlife Conserv..

Two new species of Boana from Amazonian Ecuador

The combination of genetic and phenotypic characters for species delimitation has allowed the discovery of manyundescribed species of Neotropical amphibians. In this study, we used DNA sequences (genes 12S, 16S, ND1 and COI)...
Zoological Journal of...

Amphibian responses in the aftermath of extreme climate events

Climate change is a growing threat to amphibians, in large part because of more frequent extreme heat and drought events. Using 10 years of survey and mark-recapture data, Bucciarelli et al. (2020) recently showed that populations of...
AmphibiaWeb

How much are microplastics harmful to the health of amphibians?

As the result of improper disposal and high dispersal potential, microplastics (plastic particles less than 5 mm) can now be found worldwide. Microplastics have been shown to have negative effects on ecosystems particularly in marine...
AmphibiaWeb

Descripción del canto de anuncio del sapo hojarasquero Rhaebo haematiticus

Esta nota describe los cantos de anuncio de Rhaebo haematiticus grabados en Tobar Donoso, provincia del Carchi Ecuador, proporcionando por primera vez un análisis cuantitativo de sus variables...
Neotropical Biodiversity

Los renacuajos de arlequín son investigados en Ecuador

El comportamiento y características de los renacuajos del género Atelopus todavía son desconocidos en la mayoría de los casos. Estos factores han sido reportados solo para seis de las 25 especies pertenecientes a este grupo...
El Comercio