Results 41 to 50 of about 23,755 (269)

Pole-to-Pole Connections : Similarities between Arctic and Antarctic Microbiomes and Their Vulnerability to Environmental Change [PDF]

open access: yes, 2017
Acknowledgments JK acknowledges the Carl Zeiss foundation for PhD funding, the Marie-Curie COFUND-BEIPD PostDoc fellowship for PostDoc funding, FNRS travel funding and the logistical and financial support by UNIS.
Bahram, Mohammad   +14 more
core   +4 more sources

Modelling the biogeographic boundary shift of Calanus finmarchicus reveals drivers of Arctic Atlantification by subarctic zooplankton [PDF]

open access: yesGlobal Change Biology, 2021
AbstractBiological communities in the Arctic are changing through the climate‐driven encroachment of subarctic species. This “Atlantification” extends to keystone Calanoid copepods, as the small‐bodied Calanus finmarchicus increases in abundance in areas where it overlaps with larger Arctic congeners.
Jennifer J. Freer   +2 more
openaire   +4 more sources

Comparative Phylogeography of Southern African Bird Species Suggests an Ephemeral Speciation Model

open access: yesDiversity, 2021
Southern Africa is remarkably rich in avian species diversity; however, the evolutionary and biogeographic mechanisms responsible for that diversity are, in general, poorly understood, and this is particularly true with respect to the many species that ...
Gary Voelker   +3 more
doaj   +1 more source

Revision of Madagascar's Dwarf Lemurs (Cheirogaleidae:Cheirogaleus): Designation of Species, Candidate Species Status and Geographic Boundaries Based on Molecular and Morphological Data [PDF]

open access: yes, 2014
The genus Cheirogaleus, the dwarf lemurs, is a radiation of strepsirrhine primates endemic to the island of Madagascar. The dwarf lemurs are taxonomically grouped in the family Cheirogaleidae (Infraorder: Lemuriformes) along with the genera Microcebus,
Bailey, Carolyn A   +10 more
core   +1 more source

Discordance Between Mitochondrial and Nuclear Contact Zones Within Antelope Ground Squirrels (Ammospermophilus) [PDF]

open access: yes, 2020
A common biogeographic pattern found in many co-distributed species along the Baja California peninsula is the genetic divergence in the Vizcaíno Desert.
Gray, Shannon
core  

Biogeographical patterns of endolithic infestation in an invasive and an indigenous intertidal marine ecosystem engineer [PDF]

open access: yes, 2019
By altering the phenotypic properties of their hosts, endolithic parasites can modulate the engineering processes of marine ecosystem engineers. Here, we assessed the biogeographical patterns of species assemblages, prevalence and impact of endolithic ...
Gektidis, Marcos   +6 more
core   +1 more source

Cenozoic weathering of fluvial terraces and emergence of biogeographic boundaries in Central Amazonia

open access: yesGlobal and Planetary Change, 2022
The study of paleofluvial dynamics is crucial to understand the role of rivers as biogeographic boundaries in Amazonia during the Cenozoic. In central Amazonia, Mesozoic and Cenozoic fluvial deposits - Alter do Chão, Iranduba and Novo Remanso Formations - host supergene iron oxides and record changes in the distribution of flooded and non-flooded ...
Gautheron, Cécile   +17 more
openaire   +3 more sources

Zoning of waters in the Australian-New Zealand sector of the South Ocean by the example of distribution of pelagic ostracods from subclass Myodocopa

open access: yesИзвестия ТИНРО, 2015
Distribution of mass antarctic, subantarctic, antarctic-subantarctic and tropical-subtropical interzonal pelagic ostracods is considered depending on structure and dynamics of waters in the Australian-New Zealand sector of the South Ocean on the base of ...
Vladimir G. Chavtur   +1 more
doaj   +1 more source

Parapatric genetic divergence among deep evolutionary lineages in the Mediterranean green crab, Carcinus aestuarii (Brachyura, Portunoidea, Carcinidae), accounts for a sharp phylogeographic break in the Eastern Mediterranean

open access: yesBMC Evolutionary Biology, 2018
Background Recently, population genetic studies of Mediterranean marine species highlighted patterns of genetic divergence and phylogeographic breaks, due to the interplay between impacts of Pleistocene climate shifts and contemporary hydrographical ...
Temim Deli   +6 more
doaj   +1 more source

The Intercontinental phylogeography of neustonic daphniids

open access: yesScientific Reports, 2020
Organisms that live at the freshwater surface layer (the neuston) occupy a high energy habitat that is threatened by human activities. Daphniids of the genera Scapholeberis and Megafenestra are adapted to the neuston but are poorly studied for ...
Derek J. Taylor   +2 more
doaj   +1 more source

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