Northern flying squirrel

Northern Flying Squirrel

The Northern Flying Squirrel ( Glaucomys sabrinus ) has a body length of 23-27 cm, a larger representative of the family of squirrels.

Appearance

It is colored gray on the back on the head and the top of the bushy tail. The underside of the squirrel is white. The ear cups are not from. The hands and feet are oblong shaped.

Occurrence

The species occurs in southern Canada and the western United States. There they lived in dense deciduous and coniferous forests.

Way of life

The Northern flying squirrel lives in the treetops and upper levels of the trees. There it collects during the warmer seasons nuts, lichens, berries, mushrooms, but also does not disdain the bark of trees. In winter, it feeds on lichens, fungi, and of those stocks that it is hidden in the autumn in hollow old trees. To the cold season its daily energy requirements ( 400 to 700 kJ corresponds to an amount of feed of 300-350 grams) lower, croissant reduced his outdoor activity to 3-4 hours and sleeps through the rest of the day in his well-insulated hollow tree. It can, in contrast to true hibernators lower his body temperature of 41 degrees only to 39 degrees.

Reproduction

The boys who come in April or later the world will be hidden by the female in a tree hollow, which has previously been lined with moss or the like. On average, the female gives birth to 2-6 cubs are born, which are then suckled for up to 10 weeks.

Threats and conservation measures

In addition to the nominate subspecies, the two are ( Glaucomys sabrinus fuscus and Glaucomys sabrinus coloratus ) known to occur only in very limited areas of the Appalachians and are threatened by the parasite Strongyloides robustus in their inventory due to the displacement by the Assapan and the strong attack. To protect the species several protected areas have been reported in their area of ​​distribution.

Weblink

  • Commons: Northern Flying Squirrel - collection of images, videos and audio files
  • Glaucomys sabrinus in the Red List of Threatened Species IUCN 2013.2. Posted by: Linzey, A.V. & NatureServe ( Hammerson, G. ), 2008. Retrieved on December 20, 2013

Swell

  • The great empire of the animals Publisher: Planet Media AG, train 1992, p 160-161 ISBN 3-8247-8614-1
  • Encyclopedia of Mammals Publisher: Könneman 2003, pp. 600-604 ISBN 3-89731-928-4
  • Croissant
Genus George Shaw Appalachian Mountains Southern flying squirrel
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