中文摘要：

2007年3月6日～4月25日，采用焦点取样和瞬时扫描取样相结合的方法对3只幼龄藏狐（Vulpes ferrilata）的昼间行为进行观察记录，并分析其节律及组成。结果表明，休息行为是幼龄藏狐日常活动的主要组成部分，其次为捕食行为和嬉戏行为。幼龄藏狐以晨昏活动为主，主要活动时间集中在8：00—9：00时和16：oo～19：00时，其余时间以休息为主。成体藏狐出现后，幼龄藏狐嬉戏行为增加，而休息行为减少，并伴随有奔跑和亲呢行为。

英文摘要：

The diurnal rhythm of 3 Tibetan fox pups was recorded by focus and instantaneous scan sampling methods between March 6 and April 25,2007, and time budget of these pups were calculated. Resting took most part of daily behavior, hunting and playing were observed frequently. The active period of Tibetan fox pups were concentrated on dawn （8：00-9：00） and dusk （16：00- 19：00）, and they spent much time on resting in day time. Gamboling, running and intimacy behavior increased and resting behavior decreased when adult fox appeared.