Maybe it is out of concern that the birds would break a lower lamp.
It really doesn't matter where in a building a light is as long as it reaches the birds' heads at sufficient strength to be recognized as day length change.
There are fixtures that prevent inadvertent breakage of lamps.
It really doesn't matter where in a building a light is as long as it reaches the birds' heads at sufficient strength to be recognized as day length change.
There are fixtures that prevent inadvertent breakage of lamps.
