Results 71 to 80 of about 25,475,454 (393)

Network topology drives population temporal variability in experimental habitat networks

open access: yesPopulation Ecology, EarlyView.
Habitat patches connected by dispersal pathways form habitat networks. We explored how network topology affects population outcomes in laboratory experiments using a model species (Daphnia carinata). Central habitat nodes in complex lattice networks exhibited lower temporal variability in population sizes, suggesting they support more stable ...
Yiwen Xu   +3 more
wiley   +1 more source

New or little-known species of the genus Amphimenes Bates, 1873 (Coleoptera, Carabidae, Lebiinae) from Vietnam

open access: yesZooKeys, 2010
Twelve new species of the genus Amphimenes Bates, 1873 are described from Vietnam: Amphimenes maculatus, sp. n., Amphimenes bidoupensis, sp. n., Amphimenes gracilis, sp. n., Amphimenes montanus, sp. n., Amphimenes giganteus, sp. n., Amphimenes
Dmitry Fedorenko
doaj   +1 more source

NEW SPECIES OF SAPROMYZIDÆ [PDF]

open access: yesThe Canadian Entomologist, 1898
Wings hyaline, unmarked……………… 3.Wings brown along the costa, the small and the posterior crossveins; body and its members, except the wings, yellow, antennal arista brown, second joint of hind tarsi sometimes black; three pairs of dorso-centrals, one of acrostichals, and two sternopleural macrochætæ……………2.Costa and apex of wing, from the base to beyond
openaire   +2 more sources

Geographic variation in walking activity in the red flour beetle Tribolium castaneum

open access: yesPopulation Ecology, EarlyView.
This study examined whether there is geographic variation in field populations, focusing on the moving activity in the red flour beetle Tribolium castaneum. Results showed significant differences in moving activity among field populations but no correlation with latitude or meteorological factors.
Kentarou Matsumura
wiley   +1 more source

A review of Lathropus Erichson (Coleoptera: Laemophloeidae) in Florida and the West Indies, excluding the Lesser Antilles [PDF]

open access: yes, 2010
The species of the genus Lathropus Erichson are reviewed for Florida and the West Indies, excluding the Lesser Antilles. Seven species are recorded from this region, three of which are described as new: Lathropus chickcharnie Thomas, new species ...
Thomas, Michael C.
core   +2 more sources

Moving in the Dark: Enlightening the Spatial Population Ecology of European Cave Salamanders

open access: yesPopulation Ecology, EarlyView.
We assessed individual interactions, movement ecology and activity patterns of a subterranean population of Speleomantes strinatii, applying spatial capture–recapture modeling to a photographic dataset of 104 individuals. ABSTRACT Space use and movement are fundamental aspects of organisms' ecology, mirroring individual fitness, behavior, and life ...
Giacomo Rosa   +2 more
wiley   +1 more source

Six new species of Integripalpia (Trichoptera) from southern China [PDF]

open access: yes, 2011
Six new species ofTrichoptera are described and figured, belonging to the families Goeridae and Leptoceridae. The goerid species are Goera baishanzuensis new species and Goera recta new species.
Morse, John C., Yang, Lianfang
core  

A NEW SPECIES OF EUDAMUS [PDF]

open access: yesThe Canadian Entomologist, 1892
Eudamus coyate: Expands 2⅛i inches. Primaries dark glossy brown, several shades darker than Eudam. bathyllus; fringes of same colour as the wings. The apices of the wings run more to a point than in other species of the genus. There are no markings on the primaries, although there are some very faint indications of markings, which are not brought out ...
openaire   +3 more sources

Insights into PI3K/AKT signaling in B cell development and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
This Review explores how the phosphoinositide 3‐kinase and protein kinase B pathway shapes B cell development and drives chronic lymphocytic leukemia, a common blood cancer. It examines how signaling levels affect disease progression, addresses treatment challenges, and introduces novel experimental strategies to improve therapies and patient outcomes.
Maike Buchner
wiley   +1 more source

A New Species of Xiphosomella (Hymenoptera: Ichneumonidae) [PDF]

open access: yes, 2017
The genus Xiphosomella belongs in the subfamily Cremastinae. This genus and Pristomerus differ from other genera of the subfamily in having a distinct thyridium on the second tergite.
Johnson, Keith R.
core   +2 more sources

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