Results 1 to 10 of about 13,161 (306)

A guild classification system proposed for anuran advertisement calls [PDF]

open access: yesZoosystematics and Evolution, 2020
Zoologists have widely acknowledged the utility of classification systems for characterising variation in anuran egg and clutch types, tadpole morphotypes, embryonic and tadpole development, amplexus types and reproductive modes.
Mike Emmrich   +7 more
doaj   +4 more sources

A Review of the Scale and Sustainability of the Consumption and Trade of Anuran Species in Africa [PDF]

open access: yesEcology and Evolution
Within Africa, collection and trade of anurans is often recorded as single‐site case studies, making it difficult to accurately understand the scale of use, its livelihood importance, and impact on species.
Sandra Owusu‐Gyamfi   +5 more
doaj   +2 more sources

Assessing the effect of local heterogeneity on anuran diversity in the Serra da Capivara National Park, Piauí State, Brazil [PDF]

open access: yesZooKeys
Anurans are among the most diverse groups of vertebrates globally, and environmental heterogeneity plays a key role in shaping their diversity patterns.
Kássio de Castro Araújo   +3 more
doaj   +4 more sources

Application of eDNA Metabarcoding for Detecting Anura on a Tropical Island

open access: yesDiversity, 2021
As anuran biodiversity quickly declines, it is important to understand local patterns of anuran occurrence. However, the limitations of traditional sampling methods make anuran biodiversity surveys inadequate.
Wenhao Li   +5 more
doaj   +1 more source

From Gondwana to the Yellow Sea, evolutionary diversifications of true toads Bufo sp. in the Eastern Palearctic and a revisit of species boundaries for Asian lineages

open access: yeseLife, 2022
Taxa with vast distribution ranges often display unresolved phylogeographic structures and unclear taxonomic boundaries resulting in hidden diversity.
Siti N Othman   +15 more
doaj   +1 more source

The relationship between pond habitat depth and functional tadpole diversity in an agricultural landscape [PDF]

open access: yesRoyal Society Open Science, 2015
One of the most important goals of biodiversity studies is to identify which characteristics of local habitats act as filters that determine the diversity of functional traits along environmental gradients. In this study, we investigated the relationship
Cássia de Souza Queiroz   +2 more
doaj   +1 more source

Amphibian-Friendly Water Drainages for Agricultural Landscapes, Based on Multiple Species Surveys and Behavioural Trials for Pelophylax nigromaculatus

open access: yesDiversity, 2022
Amphibians are the most threatened vertebrate group on earth, and one of the reasons for their decline is habitat loss. While some populations have persisted in agricultural wetlands such as rice paddies, the current anthropisation of landscapes is ...
Sanghong Yu   +5 more
doaj   +1 more source

Watson-Crick conjugates of words and languages [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science
In this work, we explore the concept of Watson-Crick conjugates, also known as $θ$-conjugates (where $θ$ is an antimorphic involution), of words and languages.
Kalpana Mahalingam, Anuran Maity
doaj   +1 more source

Reproductive activity of anurans in a dominant agricultural landscape from central-eastern Argentina

open access: yesRevista Mexicana de Biodiversidad, 2013
Agriculture can modify natural systems through habitat loss and fragmentation, as well as through the effect of agrochemicals on biological traits such as reproduction.
Laura Cecilia Sanchez   +5 more
doaj   +1 more source

Advertisement Call Variation of Two Frog Species along an Urban–Rural Gradient in Shanghai, China

open access: yesDiversity, 2022
Urbanization has a significant influence on amphibian communities, populations, and individuals because of habitat loss, degradation of habitat quality, and habitat fragmentation.
Ningning Liu   +7 more
doaj   +1 more source

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