Première leçon de zoologie : adapté pour utilisation dans les écoles . iefly sur les noix et les graines, et dans la fourrure, countriessubsists principalement sur les graines et les bourgeons de l'épinette.en Nouvelle Angleterre il mange les graines de pommes de pin, laissant tomber à terre thescales^und r ? §E"t sur " nobles 244 pin PREMIÈRES LEÇONS EN ZOOLOGIE. bough. En hiver sa collecte les cônes de pin andpine, et les porte à l'entrée de son terrier, whereit sélectionne les graines sous la neige. Il makeshoards aussi des semences, etc., sur l'approche de l'hiver. L'écureuil gris (Sciurus une rudenest Carolineitsis) fait de feuilles en

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First lesson in zoology : adapted for use in schools . iefly on nuts and seeds, and in the fur countriessubsists chiefly on the seeds and young buds of the spruce.In New England it eats the seeds in pine cones, letting thescales fall to the ground und^r it? §e»t on » lofty pine 244 FIRST LESSONS IN ZOOLOGY. bough. In the winter its collects the cones of spruce andpine, and carries them to the entrance of its burrow, whereit picks out the seeds beneath the snow. It also makeshoards of seeds, etc., on the approach of winter. The gray squirrel (Sciurus Carolineitsis) makes a rudenest of leaves in trees, where its young may be found inApril and May. It feeds on nuts and acorns, and is ac-tive during the winter. The woodchuck {Arctomys monax) is a mischievouscreature, destructive to gardens and field crops, especiallyred clover. It is rather social, making burrows in thesides of hills which extend to a great distance, and end invarious chambers, according to the number of inhabitants.The chambers are lined with dry grass or leaves, and here. Fig. 242—Jumping-mouse {Zapus Hudsonius). they pass the winter in a torpid state, previously closing theentrance. There are six young to a litter. The common pocket-gopher (Geomys bursarius) burrowsin sandy soil and feeds on acorns, nuts, roots, and grass, which it carries to its burrows in its enormous hangingcheek-pouches, which, when full, have an oblong form andnearly touch the ground. The jumping-mouse (Pig. 243) has remarkably longhind legs and short fore legs. This creature, like the bearand bats, hibernates in the winter months; it enters theground before the frosts set in, and makes a burrow fromfive to seven feet in depth, usually in sandy soU. At theend of this burrow it constructs a nest of dried grass, inwhich it lies curled up in an unconscious state. Peculiarto the Western plains is the prairie-dog {Cynomys ludovi- THE DOCILE MAMMALS. 245 ciawMs; see, Frontispiece, on the right side); it is semi-social, and takes in

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• bookcentury1800
• bookdecade1890
• booksubjectzoology
• bookyear1894