Abstract: From 1 989 to 1992．We Surveied the habitat area of Wolverines with 2569km length of sampling lines in Daxinganling Mountains of China．The 57 tracks and 5 dens of W01verines were found．The 9 fresh tracks and 5 dens were followed up and their fcharacteristics were measured． The size of foot print is about 8﹡25cm ，the pressure depth of the foot is about 5．5cm，the average width of each track is 24cm in 25cm snow depth． The daily movement distance is about 14士2.87km and its width is 10．4士1.26km．The dens size is about 250×180X80cm in a biggest．The home range was estimated and was 282-422km during winter in Daxinganling of China．

Key words: Wolverine, Winter movement characteristics, Den

摘要： 1989-1992年冬季,作者在大兴安岭林区调查2569km样线，遇见57条貂熊足迹链和5个洞穴，研究了貂熊的冬季活动特征和卧息习性。结果表明，在25cm雪深时，貂熊足迹印大小平均长宽为8×25cm，印深5.5cm，步距28cm，左右步宽24cm;每昼夜话动距离为14.03+_-2.87km.据此推算貂熊在大兴安岭冬季活动范围可达262-422km².其活动路线主要有捕食、游荡和拾渣等各种类型。貂熊多夜间活动，白天卧息，行走时很少休息．卧息地分为临时休息地、睡卧地和洞穴３种。洞穴最大可达２.5﹡1.8﹡0.8m³.

关键词: 貂熊, 冬季活动特征, 洞穴