TY - GEN AU - Bloch,Guy AU - Barnes,Brian M AU - Gerkema,Menno P AU - Helm,Barbara TI - Animal activity around the clock with no overt circadian rhythms: patterns, mechanisms and adaptive value SN - 1471-2954 PY - 2014///0303 KW - Adaptation, Physiological KW - physiology KW - Animals KW - Behavior, Animal KW - Biological Clocks KW - Birds KW - Circadian Rhythm KW - Environment KW - Female KW - Hibernation KW - Male KW - Periodicity KW - Reindeer KW - Sciuridae KW - Seasons N1 - Publication Type: Journal Article UR - https://doi.org/10.1098/rspb.2013.0019 ER -