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Hidden in the darkness of the Polar night: A first glimpse into winter migration of the Svalbard rock ptarmigan
(Journal article; Tidsskriftartikkel; Peer reviewed, 2016-06-05)
Among many unknown aspects of the Svalbard rock ptarmigan’s biology is whether the birds migrate seasonally within the Svalbard archipelago. Visual observations in spring and fall have indicated that they could perform long-range migration, a behaviour that would allow them to track seasonal shifts in suitable feeding areas. However, the movement patterns and habitat use of the Svalbard rock ...