Communication by chemical signals.
D000819:Animal Communication; D000818:Animals; D001522:Behavior, Animal; D002628:Chemoreceptor Cells / Q000502:physiology; D005260:Female; D005399:Fishes; D000882:Haplorhini / Q000502:physiology; D007030:Hypothalamo-Hypophyseal System / Q000502:physiology; D007313:Insecta; D008116:Lizards / Q000502:physiology; D008297:Male; D008322:Mammals / Q000502:physiology; D008404:Massachusetts; D009812:Odorants; D010675:Pheromones; D012726:Sexual Behavior, Animal; D012867:Skin / Q000378:metabolism; D012911:Snakes / Q000502:physiology
D010675:Pheromones