43 
dexterity it is very difficult to be shot. From 
the middle of spring to the end of May it is | 
common along our northern coasts, and from 
October to spring young birds especially are 
met with from one end of the island to the 
other. Jn summer it betakes itself to the Arctic 
regions. In its adult state it is rare on some parts of 
the Continent. The nest, which it builds at pairing 
time, is large and rude in construction. The eggs 
generally are three in number, of a form considera- 
bly elongated, three inches and three quarters in 
length, two inches and a quarter in breadth. In 
colour they are of a dull yellowish green, spotted 
with dusky brown. The flesh of the Diver is dark 
and unsavoury, and the skin is sometimes used as 
material for caps, &c. 
DIVER, BLACK-THROATED. 
Lesser IMBER. 
Cotymsus Anerticus, Lin. 
Of the three species known in this country the 
Black-throated Diver is the most rare, occur- 
ring in the adult state but seldom, though young 
birds are not uncommon. ‘The habits of this 
species closely resemble those of the Great North- 
ern Diver. It is generally dispersed over the north 
