House sparrows do not show a diel rhythm in double-strand DNA damage in erythrocytes Department of Biology, Tufts University, Medford, MA, United States of America DOI 10.7717/peerj.18375 Academic Editor Devraj Singh Subject Areas Animal Behavior, Ecology, Zoology Keywords DNA damage, Comet assay, House sparrow, Diel rhythm, Resonance light cycle Copyright © Licence This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits...