The journeys undertaken by birds between their summer breeding grounds and wintering quarters are often impressive, but they are also fraught with danger. Find out more about these amazing and awe-inspiring movements.

Ross's Gull, Fairhaven, March 2008 (Steve Young).

Migration: fate or free will?

Concluding his vagrancy series, Peter Alfrey looks at the potential effects to a species’ ecology of having pioneering individuals, able to...


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Golden-winged Warbler (George Reszeter)

Migration: the pioneers

Vagrant birds are the sought-after strays that can beat the odds to cross continents and oceans – and survive. Are they just freaks of...


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