Ring-billed Gulls (Larus delawarensis) feeding on mussels
In this note I document Ring-Billed Gulls feeding on three different species of mussels, describe aspects of their feeding behavior and gauge the lake water level necessary for it to occur.
Author: Daniel J. Drennan
Volume Number: 41 Year Published: 1995
Issue Number: 2
Page Number: 7
Link to article: http://birdlife.aosbirds.org/1995/Vol 41 No. 2_1995_p7-9.pdf
Link to the full issue of BirdLife: http://birdlife.aosbirds.org/1995/Vol 41 No. 2_1995.pdf
