Results 41 to 50 of about 167 (111)

Ayyalonia dimentmani n. g., n. sp. (Ayyaloniini n. Trib., Chthoniidae, Pseudoscorpiones) from a cave in Israel [PDF]

open access: yesArchives of Biological Sciences, 2008
A new eyeless troglobitic pseudoscorpion, Ayyalonia dimentmani n. g., n. sp., is described from inside karstic voids in Israel that form a completely isolated, old underground ecosystem with living populations of blind pseudoscorpions, crustaceans ...
Ćurčić B.P.M.
doaj   +1 more source

Far From Roads, Challenges Arise: Unravelling Knowledge Gaps in the Occurrence of Cave‐Restricted Species on the African Continent

open access: yesAfrican Journal of Ecology, Volume 63, Issue 8, December 2025.
ABSTRACT Understanding patterns of biodiversity distribution is fundamental for ecology, biogeography, and conservation. However, persistent challenges arise from the inaccessibility of many regions and habitats. Subterranean environments, in particular, host highly distinctive and specialised faunal assemblages, yet their investigation is hindered by ...
Lais Furtado Oliveira   +3 more
wiley   +1 more source

Divergent Evolution of Male Aggressive Behaviour: Another Reproductive Isolation Barrier in Extremophile Poeciliid Fishes?

open access: yesInternational Journal of Evolutionary Biology, Volume 2012, Issue 1, 2012., 2012
Reproductive isolation among locally adapted populations may arise when immigrants from foreign habitats are selected against via natural or (inter‐)sexual selection (female mate choice). We asked whether also intrasexual selection through male‐male competition could promote reproductive isolation among populations of poeciliid fishes that are locally ...
David Bierbach   +7 more
wiley   +1 more source

Population Size and Spatial Distribution of the Mexican Blind Cavefish (Astyanax) within the Caves

open access: yesFishes
The most studied cavefish in the world is Astyanax mexicanus, and the most frequently used specimens in research come from the Pachón cave in Northeast Mexico.
Luis Espinasa   +5 more
doaj   +1 more source

Diversity and distribution of aquatic beetles (Insecta: Coleoptera) in Brazilian caves based on the Zoological Collection of the Laboratório de Estudos Subterrâneos (LES) of the Universidade Federal de São Carlos (UFSCar) [PDF]

open access: yesPapéis Avulsos de Zoologia
Water beetles are taxonomically diverse and can colonize different environments. Sixteen families occur in Brazil, most of which have already been recorded in caves.
Tamires Zepon   +2 more
doaj   +1 more source

KBAscope: key biodiversity area identification in R

open access: yesEcography, Volume 2024, Issue 9, September 2024.
Key Biodiversity Areas (KBAs) represent the largest global network of sites critical to the persistence of biodiversity, which have been identified against standardised quantitative criteria. Sites that hold very high biodiversity value or potential are given specific attention on site‐based conservation targets of the Kunming‐Montreal Global ...
Konstantina Spiliopoulou   +9 more
wiley   +1 more source

Distribution pattern and driving factors of mite communities in karst cave ecosystems

open access: yesEcology and Evolution, Volume 14, Issue 8, August 2024.
Mites are abundant invertebrates in underground ecosystems, influenced by resource and environmental diversity, but the diversity of cave mites remains unclear. Through a survey of soil mites in three typical areas of light intensity in caves and their adjacent environments outside the caves, we found that although there are significant differences in ...
Yifan Fei   +6 more
wiley   +1 more source

Unraveling stress resilience: Insights from adaptations to extreme environments by Astyanax mexicanus cavefish

open access: yesJournal of Experimental Zoology Part B: Molecular and Developmental Evolution, Volume 342, Issue 3, Page 178-188, May 2024.
Evolutionary mechanisms underlying the remarkable adaptation of cavefish to thrive the extreme environmental shift from enriched surface rivers to the dark and biodiversity‐limited cave environment at the time of their cave colonization. Abstract Extreme environmental conditions have profound impacts on shaping the evolutionary trajectory of organisms.
Ansa E. Cobham, Nicolas Rohner
wiley   +1 more source

DNA sequences of troglobitic nicoletiid insects support Sierra de El Abra and the Sierra de Guatemala as a single biogeographical area: Implications for Astyanax

open access: yesSubterranean Biology, 2014
The blind Mexican tetra fish, Astyanax mexicanus, has become the most influential model for research of cave adapted organisms. Many authors assume that the Sierra de Guatemala populations and the Sierra de El Abra populations are derived from two ...
Luis Espinasa   +2 more
doaj   +1 more source

Bistriopelma, a new genus with two new species from Peru (Araneae: Theraphosidae: Theraphosinae)

open access: yesRevista Peruana de Biología, 2015
Bistriopelma gen. nov. from the Andean region in Peru is here described, diagnosed and illustrated, together with two new species Bistriopelma lamasi sp. nov. as a type species and Bistriopelma matuskai sp. nov.
Radan Kaderka
doaj   +1 more source

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