In each of the following situations, identify the trigger stimulus and the fixed action pattern that it activates. The odor of a female moth stimulates a male of the same species to fly upwind in her direction. When the sun sets in the evening, male crickets begin chirping to attract a sexually responsive female. When alerted by the presence of alarm pheromone, honey bees attack and sting any large moving object. Learned behavior is acquired through experience .
Learned behavior is usually more variable, changeable, or adaptable than innate behavior.