Stránka:roll 1917.djvu/373

Things to Know and Do 341 come equipped with hypodermic syringe, tubes of anti-venomous serum, and strychnine tablets. ^ Harmless Snakes Far the greatest number of our snakes are harmless, beautiful, and beneficent. They are friendly to the farmer, because, although some destroy a few birds, chickens, ducklings, and game, the largest part of their food is mice and insects. The Blacksnake, the Milk Snake, and one or two others, will bite in self-defence, but they have no poison fangs, and the bite is much like the prick of a bramble. Books Recommended Tbe Reptile Book, Raymond L. Ditmars. Doubleday, Page & Co., X907 ; 465 pages, many ills. Price, $3.50. Poisonous Snakes of North America, Leonhard Stejneger. Gov- enmient Printing Office. The Crocodilians, Lizards, and Snakes of North America, Edward Drinker Cope. U. S. National Museum, Tune, 1898. Reptiles ofthe World (withreadablenistoriesof their habits) about3ooil' lustrations, Raymond L. Ditmars. The Sturgis & Walton Co. Price, $5.00.