They are currently on the run and locals are asked to report any suspicious behaviour.
"The motorcycle rider and pillion passenger died at the scene."
Insp Ross Grantham is urging Kiwis to report any suspicious activity.
The flightless birds became extinct more than 500 years ago.
"It's not every day we dig a hole and come across a moa."
A 29-year-old man has been charged in connection with the assault.
Health officials have been asked to investigate Pitter Patter Education Centre.
The fire has burnt through 45 hectares of forest.
A man who fired shots at police before crashing his car into one of theirs on Monday night is in hospital.