LifeCity living makes urban male frogs far more attractive to females Urban male túngara frogs have evolved more elaborate mating calls than their rural brothers, which make them much better at attracting a mate 51¶¯Âþ
HumansThe Galapagos of the Indian Ocean: Voyage to a forgotten paradise Celebrated for their biodiversity, the islands of Socotra could unlock secrets of humans' journey out of Africa – but war and weather hamper the journey there Features