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High paternity without paternity-assurance behavior in the purple sandpiper, a species with high paternal investment
Among birds, males investing highly in paternal care should be under par- ticularly strong selection pressure to prevent extrapair paternity in their broods. Current literature implies that to obtainExpand
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Population size , migration routes and breeding origin of Purple Sandpipers Calidris maritima wintering in Sweden
We analysed the occurrence and breeding origin of Purple Sandpipers Calidris maritima wintering in Sweden, using data from long-term surveys along the Swedish west coast, sightings in other parts ofExpand
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Sex roles in the monogamous Purple Sandpiper Calidris maritima in Svalbard
The Purple Sandpiper Calidris maritima, an Arctic shorebird, displays unusual sex roles during breeding. In a 5-year study in Svalbard, in the Norwegian high Arctic, data were collected on the rolesExpand
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Why don't female purple sandpipers perform brood care? A removal experiment
In most monogamous sandpiper species, females share parental care but leave the brood earlier than males, a feature unusual among birds in general. In the purple sandpiper (Calidris maritima),Expand
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Phylogeographic origin and genetic diversity of dunlin Calidris alpina in Svalbard
We investigated the genetic structure of the presumably small (10–100 pairs) and isolated dunlin (Calidris alpina) population breeding in Svalbard, and compared it with similar data recentlyExpand
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Small-scale and reconnaissance surveys