8o 
PICARIAN BIRDS. 
of the habits of this well-known bird, Naumann observes that it “is always restless 
and uneasy, moving from tree to tree, where it always settles on the summit, or 
on a dead branch. When undisturbed it is fond of sitting in the sunshine, but 
during rainy weather is dull and moping. It never hops about among the branches, 
but flies from branch to branch, now and then descending to the ground, where it 
hops heavily, and with an awkward demeanour. Its flight is quick, very easy, 
and much resembles that of a pigeon; in flying straight it flaps the wings quickly; 
turns and overbalances itself often, and glides or shoots through the air for some 
COMMON ROLLER (| Hat. size). 
distance before dropping on to a dead branch. The ordinary voice may be best 
compared to that of the magpie. Rollers continually give a deep harsh racker- 
raclcer-racker-racker, which is very quickly uttered when they are squabbling; 
and with this they mingle a harsh rrdh. When sitting peaceably, the note is a 
high rack and rack-rack and also a plaintive high krdh, not unlike that which a 
young jackdaw sometimes utters; this last is their call-note. These notes very 
often vary, and the bird is generally heard before he is seen. In fine weather 
the male rises in the air near where the female is incubating, uttering a single 
rack, rack-rack, etc., until he attains a considerable height, from which he suddenly 
falls, always turning a somersault, and throwing himself here and there in the 
