An adult skua stretches its wings, revealing patagial (wing) tags used by AMLR scientists to study foraging behavior of an animal throughout a single breeding season. The tags are molted off with the feathers at the end of the season.

Species: brown skua, Catharcata antarctica lonnbergi
Photo Credit: Wayne Trivelpiece
Year Taken: 1976
Contact: SWFSC AMLR Program