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Flock of Northern Pintail Ducks

Detailed Description

A flock of wintering northern pintail ducks takes flight in Northern Honshu, Japan. This photo was taken as part of a study to understand the migratory movements of this species and to assess if these birds could transmit highly pathogenic avian influenza from Asia to North America via Alaska.


Public Domain.

Photo taken by Brian Guzzetti, U.S. Geological Survey