WOOD-RATS, PACK-RATS, ETC. 107 
cotton that has been pulled from the bolls and 
dragged under cover where its seeds can be 
eaten with safety, while a small amount is car- 
ried away for bedding. Considering the great 
area of the cotton-growing country, all infested 
with these busy pilferers, the aggregate loss of 
cotton must represent a large sum. 
‘‘A simple and effective remedy,’’ as Bailey 
reminds the planter, ‘‘would be to clean out the 
borders of fields by burning the weeds, grass 
and rubbish accumulating along the fences 
year after year as a harbor for various rodent 
and insect pests and a perennial source of sup- 
ply for weed-seeds. If these borders were 
burned yearly, mowed and raked, treated with 
oil or chemicals to prevent weed-growth, closely 
pastured or thoroughly cultivated, the hawks 
and owls would quickly dispose of the rodents 
which would then have no protecting cover.”’ 
Jumping-mice.—Allied to the true or murine 
mice, and even more nearly to the Old World 
jerboas, are the jumping-mice, pocket-mice and 
kangaroo-rats of the family Zapodide,—all in- 
teresting and beautiful little animals but not 
requiring much attention here, because their 
