ROUGH NESTING NOTES FROM YORKSHIRE. 355 
to is that no hard and fast rule can be laid down, for while 
many birds—Thrushes, Blackbirds, Chaffinches, &c.—generally | 
lay between the hours of ten and twelve a.m., a Reed Warbler 
I had under observation laid all its eggs before six a.m., 
while a Spotted Flycatcher laid its clutch in the afternoon after 
three p.m. 
BAY 
