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Calidris

National Institutes of Health

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Calidris ruficollis

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Highly Cited
2008
Highly Cited
2008
Biofilm grazing in a higher vertebrate: the western sandpiper, Calidris mauri.
We show that a higher vertebrate can graze surficial intertidal biofilm, previously only considered a food source for rasping… 
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Highly Cited
2008
Highly Cited
2008
Captive and free-living red knots Calidris canutus exhibit differences in non-induced immunity that suggest different immune strategies in different environments
Experiments on captive animals, in which conditions can be controlled, are useful for examining complex biological phenomena such… 
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Highly Cited
2006
Highly Cited
2006
Tradeoffs between food abundance and predation danger in spatial usage of a stopover site by western sandpipers, Calidris mauri
Foragers use a variety of anti-predator behaviours to increase their safety from predators. While foraging, animals should alter… 
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Highly Cited
2006
Highly Cited
2006
Foraging in a tidally structured environment by Red Knots (Calidris canutus): ideal, but not free.
Besides the "normal" challenge of obtaining adequate intake rates in a patchy and dangerous world, shorebirds foraging in… 
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Highly Cited
2005
Highly Cited
2005
Digestive bottleneck affects foraging decisions in red knots Calidris canutus. I. Prey choice
Summary 1. Rate-maximizing foragers that only divide their time between searching and handling prey should, according to the… 
Highly Cited
2004
Highly Cited
2004
Seasonality in basal metabolic rate and thermal conductance in a long-distance migrant shorebird, the knot (Calidris canutus)
Knots Calidris canutus live highly seasonal lives, breeding solitarily on high arctic tundra and spending the non-breeding season… 
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Highly Cited
1996
Highly Cited
1996
Variability in Basal Metabolic Rate of a Long-Distance Migrant Shorebird (Red Knot, Calidris canutus) Reflects Shifts in Organ Sizes
We studied differences in body composition and basal metabolic rate (BMR, measured in postabsorptive birds under thermoneutral… 
Highly Cited
1993
Highly Cited
1993
Scale and intensity of intertidal habitat use by knots Calidris canutus in the Western Wadden Sea in relation to food, friends and foes
Abstract In August–October 1988–1992 we studied the distribution and abundance of knots Calidris canutus around Griend in the… 
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Highly Cited
1993
Highly Cited
1993
Interactions Between Stomach Structure and Diet Choice in Shorebirds
Captive Red Knots (Calidris canutus) fed soft food pellets developed atrophied stomachs, and were reluctant to eat their usual… 
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Highly Cited
1992
Highly Cited
1992
Annual and seasonal-variation in the food-supply harvestable by knot Calidris-canutus staging in the Wadden Sea in late summer
The biomass of the macrobenthic animals living in intertidal flats of the Wadden Sea varies annually and seasonally. However, the… 
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