The name of the operation is called variously the "May Run," the "Grim Grind" or the "Big Day." Its object is to identify, by sight and song, as many species of birds as possible in a 24-hour period. The time is now, when, because of the late spring, the north ward migration is still going strong.
Across the nation, bird watchers they number over 8,000,000 in all are out in full force.
The basic equipment for birders, who operate in teams of two or more so that there is at least...
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