He & his wife count the birds entering the bird house during the last 10 mins in the evening with mechanical hand held counters. Then taking the average of the two to reduce the error - simple!
I like it.
Thursday, November 5, 2009
Birds Counting Tip
How would you estimate the birds staying in the bird house? This is how my friend does it.
He & his wife count the birds entering the bird house during the last 10 mins in the evening with mechanical hand held counters. Then taking the average of the two to reduce the error - simple!
I like it.
He & his wife count the birds entering the bird house during the last 10 mins in the evening with mechanical hand held counters. Then taking the average of the two to reduce the error - simple!
I like it.
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