Common nightingale (Luscinia megarhynchos) adult perched, singing, Cambridgeshire, UK, April. Photographer quote: 'Nightingales are more renowned for the beauty of their song than their looks. You are lucky to glimpse even 10% of those you hear, and only a small fraction of those will grant you a clear view - this one being especially bold.' Did you know? Male nightingales may have over 250 versions of their melodic song.