Our Changing World for Thursday 24 September 2015

9:45 PM.At Wildbase, New Zealand's only dedicated wildlife hospital, vets treat more than 300 native animals each year as well as doing research on conservation issues. Read more Audio

9:34 PM.It takes 400 litres of freshwater to clean a seabird that has been covered in oil, but new research using ducks shows that seawater is a viable alternative Read more Audio

9:20 PM.Proteins have evolved over many millions of years - but they can also evolve rapidly, in just years, and this offers insights into how evolution itself works Read more Audio

9:06 PM.Many farms in New Zealand are missing deep burrowing earthworms, that can help better grass growth, so Nicole Schon is relocating worms to farms in need Read more Audio