[CT Birds] remembering rarity is relative

Greg Hanisek ghanisek at rep-am.com
Wed Dec 11 21:35:08 EST 2013

For what it's worth, a quote from the Cornell Lab of Ornithology's Neotropical Birds website:  
"During migration Fork-tailed Flycatchers are very gregarious and may roost in flocks of up to 10,000 individuals."  
Greg Hanisek  

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