Results 21 to 30 of about 5,092 (155)

Are you what you eat? A highly transient and prey‐influenced gut microbiome in the grey house spider Badumna longinqua

open access: yesMolecular Ecology, Volume 29, Issue 5, Page 1001-1015, March 2020., 2020
Abstract Stable core microbial communities have been described in numerous animal species and are commonly associated with fitness benefits for their hosts. Recent research, however, highlights examples of species whose microbiota are transient and environmentally derived.
Susan R. Kennedy   +3 more
wiley   +1 more source

Crustacés parasites et epizoïtes du Cachalot, Physeter catodon Linnaeus, 1758 (Cetacea, Odontoceti), dans le golfe du Lion (Méditerranée occidentale)

open access: yesParasite, 2000
Les auteurs signalent, pour la première fois, la fixation du Cirripède Conchoderma virgatum (Spengler, 1790) sur un Amphipode Cyamidé parasite d'un jeune Cachalot, Physeter catodon Linnaeus, 1758, échoué sur la côte du golfe du Lion (Méditerranée ...
Oliver G., Trilles J-.P.
doaj   +1 more source

Rubidium marking of Aphidius rhopalosiphi (Hymenoptera: Braconidae) on Sitobion avenae (Hemiptera: Aphididae) reared on a diet supplemented with RbCl

open access: yesEuropean Journal of Entomology, 2005
Markers are essential to study movements of insects in their natural habitat. Among the available techniques, trace elements may be applied to insects as small as parasitoids. Rubidium is the most common element used for marking insects.
Frédéric MURATORI   +2 more
doaj   +1 more source

The Algarve climatophilous vegetation series – Portugal: a base document to the planning, management and nature conservation Les séries de végètation climatophiles de l’Algarve - Portugal: un document de base pour la planification, gestion et conservation de la nature [PDF]

open access: yes, 2012
This work was developed as part of PhD research devoted to the flora and vegetation of the Caldeirão and Monchique mountains that aims to identify the vegetation climatophilous series and use them as an environmental diagnosis of Algarve administrative ...
Cano-Ortiz, Ana   +4 more
core   +1 more source

L'hybridation naturelle entre le barbeau commun et le barbeau méridional en France : compte rendu de dix années de recherche

open access: yesKnowledge and Management of Aquatic Ecosystems, 1994
Les deux espèces de barbeaux de France s'hybrident spontanément dans plusieurs bassins. Les modalités de cette hybridation ont été recherchées au travers de nombreuses études relevant de disciplines différentes (biogéographie, éthologie, génétique et ...
CRESPIN L., BERREBI P.
doaj   +1 more source

Automatic detection of small PIT-tagged animals using wildlife crossings

open access: yesAnimal Biotelemetry, 2019
Background Mitigating the effect of linear transport infrastructure (LTI) on fauna is a crucial issue in road ecology. Wildlife crossing structures (tunnels or overpasses) are one solution that has been implemented to restore habitat connectivity and ...
Guillaume Testud   +4 more
doaj   +1 more source

Molecular and serological evidence of flea-associated typhus group and spotted fever group rickettsial infections in Madagascar [PDF]

open access: yes, 2017
This research was supported by the Wellcome Trust (RCDF and Senior Fellowship to ST, #081705 and #095171), the Institut Pasteur de Madagascar, and the Global Emerging Infections Surveillance and Response System, a Division of the Armed Forces Health ...
Harrison, Thomas Alan   +6 more
core   +2 more sources

L'apport de la biogéographie dans l'étude de la biodiversité

open access: yesGEOUSP: Espaço e Tempo, 2002
La biodiversité, thème central de cet article, est aujourd'hui menacée. Rechercher les causes de son érosion, en analyser les mécanismes, prévoir ses conséquences, puis protéger ce qui peut l'être, sont les plus grands défis auxquels la communauté ...
Jérôme Fournier
doaj   +1 more source

Contribution à l'étude des rickettsioses du Nord Cameroun. Enquête épidémiologique

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1968
Les auteurs ont entrepris chez les bovins du Nord-Cameroun, chez les animaux et l'homme du Centre-Cameroun (Adamaoua) une enquête sérologique sur les rickettsioses et néorickettsioses.
Yves Maurice, Roger Fernagut, R. Gerome
doaj   +1 more source

Colour polymorphism and conspicuousness do not increase speciation rates in Lacertids

open access: yesPeer Community Journal, 2023
Conspicuous body colours and colour polymorphism have been hypothesized to increase rates of speciation. Conspicuous colours are evolutionary labile, and often involved in intraspecific sexual signalling and thus may provide a raw material from which ...
de Solan, Thomas   +4 more
doaj   +1 more source

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