Living Bird Magazine
They Had Feathers: Is the World Ready to See Dinosaurs as They Really Were?
Bird Academy
All About Feathers
Project FeederWatch
Tricky Bird IDs
Living Bird Magazine
Analysis: The Economic Value of Birds
Common across Europe, the Lesser Black-backed Gull is an uncommon, but regular visitor to eastern North America. Its occurrence on this continent increased dramatically over the last third of the 20th century.
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