YERTEBRATA. 
their flight is grand and powerful. They rise higher and higher, till their enormons bulk is lost 
to human ken ; but though beyond the sphere of man's vision, the telescopic eye of the bird is at 
work. The moment any animal sinks to the earth in death, the imperceptible vulture detects it. 
Does the hunter bring down some large quadruped beyond his powers to remove, and leave it to 
obtain assistance — on his return, however speedy, he finds it surrounded by a band of the vul- 
tures, where not one was to be seen a quarter of an hour before. This species is a native of 
South Africa, and has been taken in the neighborhood of Athens. 
Other species of this genus are the Pondicherry Vulture, V. Ponticerianus ; the Indian 
Vulture, V. Indicus ; Kolbe's Vulture, V. Kolhii^ found in Africa ; the Calotte Vulture, 
