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Cassin's Auklet -- Ptychoramphus aleuticus More
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Cassin's Auklet -- Ptychoramphus aleuticus

Asa Thoresen
12 Aug 1959

    Geography
  • United States
    California
    Locality
  • Farallon Islands Of San Francisco
No locations found with lat/long
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Location call of chick (repetitive rasping) in burrow and feeding calls. Calls begin when adult enters burrow at night. Background noise is adult and another nestling in nearby burrow.

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