RHINOCEROS AUKLET COMPOSITE

The rhinoceros auklet is a North Pacific auk that breeds from California (the Channel Islands) to the Aleutian Islands in Alaska in North America; and Hokkaidō...
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The rhinoceros auklet is a North Pacific auk that breeds from California (the Channel Islands) to the Aleutian Islands in Alaska in North America; and Hokkaidō and Honshū, Japan, as well as the Korean Peninsula and Sakhalin Island in Asia.

The horn and to some extent the bill is fluorescent in ultraviolet light which auklets are capable of seeing. It's thought that it is used as an aid in attracting a mate.

This photo is a composite of a pic I took of a rhinoceros auklet at the Alaska SeaLife Center combined with a photo of the type of rugged partially vegetated terrain that these auklets nest in along the coast of Alaska.
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