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흡혈 박쥐(Desmodus rotundus)집단에 있어서의 서열관계
박시룡 한국통합생물학회 1988 동물학회지 Vol.31 No.4
남미산 흡혈박쥐구esmodus rohndusl의 서열관계에 대해 자연상태와 유사한 조건하에서 사육상태의 집단을 연구하였다. 이들의 서열은 먹이장소에서 2마리의 성체들이 만났을때 4가지로 서로 다른 행동들(도망가기, 날아가기, 기다리기, 피하기)에 의해 결정했다. 공격행동(싸움후 도망가기)은 관찰된 전체행동들 가운데 16호로 비교적 적게 나타났다. 암컷들의 서열은 일부 먹이 서열에 의해서도 반영되었다. Harem수컷은 non-harem수컷들에 대해서 우위를 차지하였으며 열세 행동을 보여 주었다. 그러나 이 harem 수컷은 그의 성적 파트너에 대해서는 공격행동을 보이지 않았다. Dominance relationship was investigated in a captive of Desmodus rotundus, a neotopical sangivorous bat, under seminaturalistic conditions. The hierarchy was determined from four different behaviors (flee, fly-out, avoid, wait) by the encounter of ho adult bats on the feeding site. The aggressive action (flee after fighting) was relatively low (16%) compare to the other three observed behaviors. The hierarchy of the females reflected sometimes in the feeding order The harem male dominated the non-harem males and exhibited his territorial behavior. However, to his sex partners he didn't show aggressions.
박시룡,김수경,성하철,정석원,최유성 한국동물분류학회 2010 Animal Systematics, Evolution and Diversity Vol.26 No.3
The Oriental White Stork (Ciconia boyciana) and the Crested Ibis (Nipponia nippon) are wetland species listed as “Endangered” on the IUCN Red List of Threatened Species. The two species were once common on the Korean peninsula, but have experienced a severe population reduction in the past decades. Currently, they are officially extinct in Korea. At present, reintroduction programs to release the birds to the wild are in progress in Korea as well as in Japan. In this study, we surveyed the historic breeding sites of the two species using the literature and face-to-face interviews with local people as a step toward determining appropriate breeding habitats for reintroduction. We found 26 historic breeding sites for the Oriental White Stork in Chungcheong-do and Gyeonggi-do, but did not find any breeding sites for the Crested Ibis. These findings suggest that the Oriental White Stork was resident, while the Crested Ibis was a winter visitor to Korea. Based on these results, we discuss the possibilities for successful reintroduction of the two species in Korea.
박시룡,정훈,청석완,이성이,성하철 한국생태학회 2007 Journal of Ecology and Environment Vol.30 No.1
Black-tailed gulls (Larus crassirostris) produce alarm calls apparently related to their anti-predatorbehaviors, but the hypothesis that the calls are actually used as functionally referential alarm signals has not yet been tested. In this study, we performed a series of experiments using visual (a stuffed goshawk: Accipiter gentilis) and acoustic (alarm calls and a control vocalization) stimuli at 15 sites in Sinjindo-ri and Dowhang-ri, Taean-gun, Chungnam province to examine anti-predator responses of the gulls to alarm calls in playback trials. We found that the gulls visual recognition of a perched hawk model in the absence of alarm vocalizations was weak or absent because the model was noticed in only two out of 16 trials. The gulls responses to playbacks of the alarm call only and the alarm call with a visual stimulus difered from responses to the control vocalization in latency to approach, time mobing, and the percentage of gulls responding, while the responses to alarm call only differed from alarm call with a visual stimulus in latency to first fly, latency to call, and time mobbing. The behaviors that are intensified when a predator is detected visually.