The behavioural rhythms of organisms are thought to be under strong selection, influenced
by the rhythmicity of the environment 1 , 2 , 3 , 4 . Such behavioural rhythms are well studied …

… In contrast to other sites, shorebirds at Cape Krusenstern foraged on mainly saline and
brackish mud flats (ML Boldenow, personal communication). Cetobacteria are most commonly …

The Arctic is experiencing rapidly warming conditions, increasing predator abundance, and
diminishing population cycles of keystone species such as lemmings. However, it is still not …

Many Arctic shorebird populations are declining, and quantifying adult survival and the
effects of anthropogenic factors is a crucial step toward a better understanding of population …

… We recorded egg measurements for 3253 nests of 15 taxa, with mean egg volume ranging
from 5.9 ml for red-necked phalaropes to 32.0 ml for black-bellied plovers (Table 1). We …

Conservation status and management priorities are often informed by population trends.
Trend estimates can be derived from population surveys or models, but both methods are …

Rapid warming has occurred over the past 50 years in Arctic Alaska, where temperature
strongly affects ecological patterns and processes. To document landscape change over a half …

Kubelka et al. (Reports, 9 November 2018, p. 680) claim that climate change has disrupted
patterns of nest predation in shorebirds. They report that predation rates have increased …

Marking wild birds is an integral part of many field studies. However, if marks affect the vital
rates or behavior of marked individuals, any conclusions reached by a study might be biased …

Kubelka et al. (Science, 9 November 2018, p. 680-683) claim that climate change has disrupted
patterns of nest predation in shorebirds. They report that predation rates have increased …