Using time-lapse digital video recording for a nesting study of birds of prey

摘要: Remote photography using various photo, movie or video devices has been employed in numerous studies wildlife research during the last 50 years. Given rapid advances digital technologies, and photo techniques are becoming more common use, publications that introduce a new method equipment for surveillance (and ornithological particularly) appearing almost every year. However, still no special guide to great variety of methods is available, choice use suitable gear scientific purposes may be difficult non-specialists. In this paper, we review most used today’s nest studies, as well essential properties image recording equipment. We also describe technique, which observations raptor nests, summarise our experience its operation. As an example obtained data, present timing prey deliveries goshawks buzzards.