multiple choice question\nblue - footed boobies are birds that make a great show of their blue feet to…

multiple choice question\nblue - footed boobies are birds that make a great show of their blue feet to attract and keep a potential mate. the blue feet are an example of which of the following?\no an auditory signal\no a visual signal\no electroreception\no pheromones
Answer
Brief Explanations:
Blue - footed boobies use their blue feet to attract mates. Since the signal is based on sight (seeing the blue color of the feet), it is a visual signal. An auditory signal would be a sound - based signal, electroreception is the ability to detect electric fields, and pheromones are chemical signals.
Answer:
A visual signal