研究发现，小海雀在北极夏季连续日照下表现出夜间活动。 Study finds little auks exhibit nocturnal activity under Arctic summer's continuous daylight.

北海道大学和奥胡斯大学领导的一项研究表明，小海雀是北大西洋数量最多的海鸟，在北极夏季持续日照下表现出夜间活动。 A study led by Hokkaido University and Aarhus University reveals that little auks, the most abundant seabirds in the North Atlantic, exhibit nocturnal activities under the continuous daylight of the Arctic summer. 格陵兰岛西北部的声学记录和成像技术发现，夜间发声和活动激增。 Acoustic recordings and imaging technologies in Northwest Greenland uncovered a surge in vocalization and activity during nighttime. 这些发现为持续日光环境中鸟类的行为提供了有价值的见解。 The findings provide valuable insights into avian behavior in continuous daylight environments.