TY - GEN AU - Merlin,Christine AU - Gegear,Robert J AU - Reppert,Steven M TI - Antennal circadian clocks coordinate sun compass orientation in migratory monarch butterflies SN - 1095-9203 PY - 2009///1009 KW - Animal Migration KW - physiology KW - Animals KW - Biological Clocks KW - Brain KW - cytology KW - Butterflies KW - genetics KW - Circadian Rhythm KW - Cryptochromes KW - Flavoproteins KW - Flight, Animal KW - Gene Expression KW - Insect Proteins KW - Nuclear Proteins KW - Orientation KW - Period Circadian Proteins KW - Photoreceptor Cells, Invertebrate KW - RNA, Messenger KW - Seasons KW - Sense Organs KW - Solar System N1 - Publication Type: Journal Article; Research Support, N.I.H., Extramural UR - https://doi.org/10.1126/science.1176221 ER -