THE BIRDS OF BRECONSHIRE. 35 
Hooded Crow fly across the river at 
Danypark, Crickhowell; another killed 
on the Allt, on the Buckland estate, by 
Cross, Mr Gwynne Holford’s keeper, 
and a fourth, which was killed on Lord 
Glanusk’s estate near Crickhowell, and is 
at present in his possession. It is rare 
with us, but though it occurs occasion- 
ally in Glamorganshire, it is evidently 
only an accidental visitant. The ques- 
tion of wild-bred hybrids again crops up 
here, and the curious results of birds 
bred between the Common Crow and this 
bird and their offspring in every gradu- 
ated stage of colour, may be seen in the 
beautiful case of these hybrids brought 
from Siberia by the late Mr. Seebohm, 
now in the entrance of the Natural 
History Museum in the Cromwell Road. 
Many naturalists, however, Professor 
Newton among the number, do not admit 
their specific distinctness. 
ROOK, Corvus frugilegus. 
Plentiful, there being several large 
rookeries in the county. I once visited a 
rookery near the borders of Breconshire, 
composed of oak and other trees with a 
very large ash growing in the centre, 
