When did the huia’s bill evolve?
Huia are one of Aotearoa’s most well-known birds, despite going extinct over 100 years ago. Early European scientists were fascinated by the radically different bills of the male and female huia, a feature called sexual dimorphism. More recently scientists recognised the New Zealand wattlebird family, which includes huia, as one of three families worldwide containing the most extreme variation in bills. A new study by Massey University’s Gillian Gibb and Te Papa’s Lara Shepherd used DNA sequences to determine when the New Zealand wattlebird family and the extraordinary sexual dimorphism in huia evolved.Read more