...Dozens of tunnels led off in every direction... 
Various 「Astounding Stories, August, 1931」
...Like the tunnels it was floored with crepe rubber or somesimilar substance which gave out no sound of footsteps, yet was firmunderfoot...
Various 「Astounding Stories, August, 1931」
...All of these tunnels and rooms were made in that way...
Various 「Astounding Stories, August, 1931」
...The tunnels are a perfect labyrinth...
Various 「Astounding Stories, August, 1931」
...Thelone fisherman chooses a mate early in the spring and, with her help,he tunnels a hole in a bank next a good fishing ground...
Neltje Blanchan 「Birds Every Child Should Know」
...The tunnels run from one to one and a half feet in length...
Alpheus Spring Packard 「Our Common Insects」
...I think they only make new tunnels when old ones are not to befound, and that the same tunnels are used for many years...
Alpheus Spring Packard 「Our Common Insects」
...Some of theold tunnels are very wide...
Alpheus Spring Packard 「Our Common Insects」
..."The tunnels are sometimes taken possession of by other bees and wasps...
Alpheus Spring Packard 「Our Common Insects」
...When strength comes, theperfect insect tunnels ahead for a distance of more than four inchesand opens up the exit-passage, which I find choked, not with compactsawdust, but with loose powdery rubbish...
Jean Henri Fabre Alexander Teixeira de Mattos 「The Glow-Worm and Other Beetles」
...The den conditions are ideal for the breeding of this parasite,because of the great quantities of fine, dusty, organic refuselittering the tunnels and furnishing food and refuge for the larvæ...
Charles T. Vorhies and Walter P. Taylor 「Life History of the Kangaroo Rat」
...A series of Thomomys was taken in this area in setsplaced in tunnels found under similar mounds...
Rollin H. Baker 「Two New Moles (Genus Scalopus) from Mexico and Texas」
...The home of the mole is usually beneath a tree or hillock, and remindsone of a miniature city of tunnels and engineering feats...
Royal Dixon 「The Human Side of Animals」
...Hundreds of these little tunnels are dug in such close proximity to eachother that it is quite unsafe for cattle and horses to pass over them...
Royal Dixon 「The Human Side of Animals」
...These beetles worm their way into the wood, making oftenlong tunnels, feeding as they work, and leaving their ejecta in theshape of agglomerated sawdust...
Various 「Heads and Tales」
...In order to have their milkers at their disposal, without removing them from pasture, the ants make tunnels along the stalk, and enclose within it all the Aphides they meet...
Frédéric Houssay 「The Industries of Animals」
...” This grub, he says, is white,about an inch long, and tunnels the fleshy leaves of the agave...
Alfred M. Tozzer and Glover M. Allen 「Animal Figures in the Maya Codices」
...For several feet in everydirection around here the ashes were traversed by the tunnels and densof these animals, some of them extending down into the clay...
Gerard Fowke 「Archeological Investigations」
...He glimpsed wormmonsters here and there emerging from the upward tunnels with massesof strange plant stuff in their grasp that others blindly devoured...
Various 「Astounding Stories, April, 1931」
... there came a red flash from one of theupward tunnels and a brilliant crimson ray stabbed down and mowed apath of annihilation in the cave's earthen side!...
Various 「Astounding Stories, April, 1931」
...The worm monsters attempted no resistance, but sought only to escapeinto their downward tunnels, and in moments those not caught by therays had vanished in the openings...
Various 「Astounding Stories, April, 1931」
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scant initiative grounder
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