WebbSmall rodents are a key component of the low arctic tundra ecosystem at Varanger. Svalbard lacks native small rodents, but has a local population of an introduced vole species (the Sibling voles) that shares a dangerous (zoonotic) parasite with the Arctic fox. Webb1 sep. 2014 · A pilot study of narrow-headed voles at three sites along a latitudinal gradient of ecological subzones in the Yamal Peninsula of the Russian Arctic suggests that mesoscale wear in hypselodont rodents (those with open-rooted, ever-growing molar teeth) reflects variation in food abrasivity and may be valuable for tracking habitat and …
(PDF) Using Near Infrared for Studying Lemming Subnival
WebbThe cyclicity of Arctic populations of small rodents is a subject with a long history and a large literature (Batzli, 1992) in which the question "What drives the cycle?" has received many answers, among them that the source of the cycle is either rodent interaction with food or the interaction with predators or both. Another question concerns the … Webbför 8 timmar sedan · Paleontology Uncovering Arctic Ground Squirrel Facts Arctic ground squirrels survived after the Ice Age and still inhabit Yukon and Alaska today. These little mammals are especially intriguing to scientists who wonder if they may be able to withstand future changes to the climate. flippothek wilhelmshaven
Snow hardness impacts intranivean locomotion of arctic small …
Webb27 juni 2013 · The ecology of small rodent food selection is poorly understood, as mammalian herbivore food selection theory has mainly been developed by studying ungulates. Especially, the effect of food availability on food selection in natural habitats where a range of food items are available is unknown. We studied diets and selectivity of … Webb27 juni 2013 · The ecology of small rodent food selection is poorly understood, as mammalian herbivore food selection theory has mainly been developed by studying … Webb19 sep. 2024 · Gilles Gauthier Abstract and Figures Despite the crucial role of lemming in the Arctic ecosystem, many aspects of its ecology are still unknown. The main challenge of studying lemming is that... greatest way to prepare for an interview