title: Head and abdominal melatonin of summer and winter bees.
authors: V B
authors: VB
authors: Meyer-Rochow
authors: O
authors: O
authors: Vakkuri
mesh_terms: D000005:Abdomen / Q000502:physiology*; D000818:Animals; D001516:Bees / Q000502:physiology*; D005247:Feeding Behavior; D006257:Head / Q000502:physiology*; D008550:Melatonin / Q000502:physiology*; D012621:Seasons
chemical_list: D008550:Melatonin