160 -SEGOND:. ViSIT TO THE NORTH) OF KENDP 
roof all the time, dexterously avoiding the 
many irons, and catching the insects which 
had mounted up there. It could easily have 
got out if it had stopped a moment and passed 
through one of the many downward sloping 
ventilators, but this creature of the free air 
never thought of doing this, nor did it have 
the instinct to venture downwards to the 
door again, and ever sought to escape sky- 
wards. Poor bird, it was so tired by this 
time that it keep alighting every few mo- 
ments on one or other of the iron bars, 
alarmed and hopeless. ‘there was no means 
of letting it escape, and it could have been 
captured only by means of a tall ladder and 
much trouble. It would doubtless have roosted 
all the night, only to commence its weary 
round at daybreak, without any water to 
drink, although there would have been by 
then a fresh supply of insects for it, I expect. 
I wonder what became of it ultimately ! 
I must notice another bird whose nest we 
had found in Kent (in the early spring), but — 
there are many of the birds near London, that 
