An international study has shown that some animals have managed to adapt and evolve faster than previously thought.

The New Zealand Hihi bird, which was researched by Dr Anne Santure as a part of the wider study, is an anomaly among the animals in the study, being a threatened specials with a 'low capacity to adapt' according to the Department of Conservation.

Trishil spoke to Dr Anne Santure, co-author of the study about the study parameters and the hihi bird.