Page:Florida Trails as seen from Jacksonville to Key West and from November to April inclusive.djvu/267

 flock at ordinary times but may be seen singly, watching for game much as the butcher bird does. But let a wisp of smoke appear in the air and you find them sailing in on swift wings from all directions. As the fire gathers headway in the dry grass and young pine growth they sail about like bats, whirling down into dense smoke and darting back again to a perch not far from the fire, always with a fat, flying grasshopper or other insect driven to flight by the fire. These they seize in their talons in true hawk fashion and devour when perched.

How such small birds—the sparrow-hawk is only ten inches long, no bigger than a robin—manage to include as many fat grasshoppers as I have seen one pick as brands from the burning, it is hard to tell. He who shoots a sparrow-hawk shoots a bird whose main record as a destroyer of insects outweighs his sparrow killing a thousand to one. But the sparrow-hawk is hardly a morning singer, though he does sometimes pipe up "killy-killy-killy-killy," whence the name in some sections, "killy-hawk."

With the coming of the first spring month I am convinced that the northward movement of migrating birds has begun. The redwing blackbirds have already gone, so far as the migrating flocks are concerned. Yet this morning a redwing sat up on the tree-top and showed me his