Of the 19 Bluebird boxes built and maintained by the Scouts in the  
Bowie/Glenn Dale area (PG Co.)-
 
Bluebirds           6  (30 eggs)
Chickadees        6
Tree Swallows    3
House Sparrow   2 (evicted)
Empty              2
 
and House Wrens haven't even arrived yet.
 
Also a lone male Purple Martin atop their 12 compartment condo.
 
 
Tom  Beal
Glenn Dale, MD PG  Co.