Results 91 to 100 of about 9,429 (219)

Anomalies in Three Frog Species from Eastern Amazonia

open access: yesActa Biológica Colombiana
We reported anomalies in three anuran species belonging to two families: Craugastoridae (Pristimantis gutturalis and P. chiastonotus), and Bufonidae (Rhinella castaneotica).
Fillipe Pedroso-Santos   +2 more
doaj   +1 more source

Genome size rather than content might affect call properties in toads of three ploidy levels (Anura: Bufonidae: Bufo viridis subgroup) [PDF]

open access: yes, 2012
In vertebrates, genome size has been shown to correlate with nuclear and cell sizes, and influences phenotypic features, such as brain complexity. In three different anuran families, advertisement calls of polyploids exhibit longer notes and intervals ...
Betto-Colliard, Caroline   +4 more
core   +1 more source

A pre­liminary report on the impact of road kills on the herpetofauna species in Nilgiris, Tamil Nadu, India

open access: yesJournal of Threatened Taxa, 2017
To know the situation of road hits of amphibians and reptile species, a survey was conducted during the period 02 June 2013 to 25 May 2014.  A total of 172 incidents of road kill of different species were noticed, representing 12 species of herpetofauna,
P. Santhoshkumar   +5 more
doaj   +1 more source

Niche overlap and resource partitioning among five sympatric bufonids (Anura, Bufonidae) from northeastern Argentina [PDF]

open access: yesPhyllomedusa: Journal of Herpetology, 2009
The niche overlap and resource partitioning were analyzed for five sympatric bufonids from Northeastern Argentina: Rhinella schneideri, R. bergi, R. fernandezae, R. granulosa, and Melanophryniscus cupreuscapularis.
Marta I. Duré   +2 more
doaj   +1 more source

Bufo aff. viridis (Anura: Bufonidae) from the Middle Miocene diatomite of Szurdokpüspöki, northeastern Hungary [PDF]

open access: yes, 2008
The excellently preserved toad fossil was found the Middle Miocene (Badenian) lower freshwater-brackish diatomite layers in Szurdokpüspöki, Mátra Mountains, northern Hungary. This is the first amphibian fossil of the locality.
Szentesi, Zoltán
core   +1 more source

A new species of arboreal toad (Anura: Bufonidae: Chaunus) from Madidi National Park, Bolivia [PDF]

open access: yes, 2006
Accepted by M. Vences: 23 Jun 2006; published: 3 Aug. 2006A new arboreal species of the Chaunus veraguensis group is described for the humid montane forest of Madidi National Park, in northern Bolivia.
De la Riva, Ignacio   +3 more
core  

The advertisement call of the toad Rhinella humboldti (Bufonidae)

open access: yesZootaxa, 2013
Despite important advances in understanding phylogenetic relationships among anurans (Frost et al. 2006; Pyron & Wiens, 2011), many uncertainties persist regarding phylogenetic affinities and taxonomic limits. The male advertisement call offers numerous opportunities to find diagnostic characters and is therefore useful for anuran species ...
Torres-Suárez, Olga Lucía   +1 more
openaire   +3 more sources

HERPETOFAUNA DE SIERRA DE LAS QUIJADAS ( SAN LUIS, ARGENTINA) HERPETOFAUNA FROM SIERRA DE LAS QUIJADAS (SAN LUIS, ARGENTINA)

open access: yesGayana, 2005
El Parque Nacional Sierra de las Quijadas se encuentra ubicado al noroeste de la provincia de San Luis. Fue creado en 1990 a fin de preservar parte del ecosistema semiárido, presentando una biodiversidad característica de un ambiente ecotonal de las ...
Analía Guerreiro   +2 more
doaj  

Pigment composition of the bright skin in the poison toad, Melanophryniscus rubriventris (Anura: Bufonidae) from Argentina [PDF]

open access: yes, 2017
The determination of the basis of skin colour is important to better understand the evolutionary and ecological relevance of colour variation in aposematic species.
Bonansea, Maria Ines   +2 more
core  

Amphibians Of Argentinean Mesopotamia [PDF]

open access: yes, 2004
An update of the amphibian diversity and populations status in the Northeast of Argentina (NEA) is presented. General characteristics and distribution of groups that conform the amphibian fauna of this region is also pointed out.
Baldo, Juan Diego   +2 more
core  

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