+**Pheromones** are subtle [chemical signals](/wiki/chemical_signals) released by organisms into the environment. These invisible messengers can subtly alter the [behavior](/wiki/behavior) of others of the same species, guiding attraction, alarm, or territorial claims.
+## See also
+- [Hormones](/wiki/hormones)
+- [Communication](/wiki/communication)
+- [Olfaction](/wiki/olfaction)