Hyraxes Upgrade Their Songs When Their Audience is Attentive

If you’re going to take the trouble to sing a song about how great you are, you probably want to make sure others are listening. It seems this is what male rock hyraxes do: they try harder to give a better performance when they have attentive listeners.Read my latest Zoologic post: Hyraxes Sing Better for Attentive Audiences.