Crown agency Herenga ā Nuku Aotearoa Outdoor Access Commission has created a rap song for the one and only, Bird of the Year, pīwauwau / rock wren. Video / Supplied

The platypus has a lot to teach us about sex and evolution, says a University of Adelaide professor.

For the first time in 200 years, New Zealand's unique giant parrots can be found in Wellington, writes Jim Eagles.