Results 251 to 260 of about 390,436 (361)

Soil sand content is a driving force in structuring bee communities

open access: yesInsect Conservation and Diversity, EarlyView.
We conducted a carefully designed observational study across three soil sand content categories using Dalea purpurea that attracts a wide range of bee species and grows in different soil types. Soil sand content, not floral resource availability, affected patterns of bee distribution, and contrary to expectations, sandier sites did not host the highest
Marissa H. Chase   +5 more
wiley   +1 more source

Dynamic duos: learning to care as a pair in the biparental prairie vole (<i>Microtus ochrogaster</i>). [PDF]

open access: yesFront Behav Neurosci
Hinton TD   +4 more
europepmc   +1 more source

Winterscape: Prairie [PDF]

open access: yesDialogue: a Journal of Mormon Thought, 2011
openaire   +1 more source

Demonstration of an instream flow model to accommodate a threatened tiger beetle in riverine dune habitat

open access: yesInsect Conservation and Diversity, EarlyView.
Burrows of the threatened Gibson's Big Sand Tiger Beetle in riverine dune habitats are susceptible to flooding through managed flows. HEC‐RAS modelling identified the flow thresholds above which flooding would occur for burrows and affect the beetle larvae. These findings provide instream flow guidelines for conserving this threatened species and guide
Iain D. Phillips   +2 more
wiley   +1 more source

Arctic lake trout (Salvelinus namaycush) show evidence of seasonal acclimation of cardiac adrenergic sensitivity but not heat tolerance

open access: yesJournal of Fish Biology, EarlyView.
Abstract Many Arctic fishes experience prolonged periods of extreme cold and large thermal variation over both rapid and seasonal time scales which challenge critical physiological functions. In the central Canadian Arctic, we caught wild adult lake trout (Salvelinus namaycush) acclimatized to winter and summer temperatures to determine the extent to ...
Emily P. Williams   +6 more
wiley   +1 more source

Diet of juvenile skipjack herring Alosa chrysochloris: Ontogenetic shifts, predator–prey size ratios and mouth gape allometry

open access: yesJournal of Fish Biology, EarlyView.
Abstract The skipjack herring Alosa chrysochloris inhabits Gulf of Mexico drainages, primarily the Mississippi River Basin, and estuarine environments in the Gulf of Mexico. The trophic ecology of the skipjack herring is poorly understood, therefore we quantified the length, mouth gape and gut contents of juvenile skipjack herring from the Mississippi ...
Joshua P. Egan   +8 more
wiley   +1 more source

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