Conteúdos(1)
For some animals, sound is the key to finding a mate and to warn off the competition. Gibbons, dippers and lyrebirds sing some of the most melodious songs in nature to impress the females, whilst bull elk bugle and a strange deep sea fish hums and barks to communicate its intentions. (Sky UK)
Elenco
David Attenborough (guia)
Reino Unido