Yosemite nature notes . 62 YOSEMITE NATURE NOTES. Yosemitc Cony, or Pika. Photo by Parrott other vegetation are gathered and placedin piles among the rocks to cure in thealpine sun. Apparently this is done inanticipation of the long winter in thosealtitudes, when the rock slide may lieunder eight to fifteen feet of snow. Atthat season, the cony has a store of foodplaced high and dry to carry it overthe winter. These piles seem to belong toindividuals, which defend them vigorous-ly against other pikas, although evidencecited in Animal Life in the Yosemite(Grinnell and Storer) indicates that afe
Yosemite nature notes . 62 YOSEMITE NATURE NOTES. Yosemitc Cony, or Pika. Photo by Parrott other vegetation are gathered and placedin piles among the rocks to cure in thealpine sun. Apparently this is done inanticipation of the long winter in thosealtitudes, when the rock slide may lieunder eight to fifteen feet of snow. Atthat season, the cony has a store of foodplaced high and dry to carry it overthe winter. These piles seem to belong toindividuals, which defend them vigorous-ly against other pikas, although evidencecited in Animal Life in the Yosemite(Grinnell and Storer) indicates that afemale and her young may make a groupcache. Rocks used as observation posts usuallycontain many droppings about }^ inchin diameter and resembling shot in ap-pearance. These signs, together with haypiles when present, will indicate whethera particular slide is occupied by conies. The sheltering rocks protect coniesfrom most predatory enemies, except forthree members of the weasel family whouse the same territory—the Sierra pine marten, the Sierra
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectnatural, bookyear1922
