[obol] Pine Grosbeak

[Mike Patterson]

Whenever I have questions about the history of irruptive
events, I like to go to:

http://www.audubon.org/bird/cbc/hr/index.html

Check out the historical Pine Grosbeak bubbles in Oregon, most
especially the 650 in 1965 and 950 in 1971 both in Portland.  
I'd be curious to hear about those....

-- 
Mike Patterson               
Astoria, OR                    
celata at pacifier.com  
 
I'm not jealous or 
Why I've never Seen Black-throated Blue Warbler in Oregon
http://www.surfbirds.com/blogs/mbalame/archives/004174.html