Antarctic orcas swim to New Zealand

RESEARCHERS are excited by the discovery killer whales are travelling more than 4500km from Antarctica to New Zealand's North Island.

Killer whales from Antarctic are swimming as far as Northland in New Zealand's north.

KILLER whales from Antarctic are swimming as far as Northland in New Zealand's north, researchers have found.

SCIENTISTS from Canterbury University used photo-identification and Antarctic researchers from Italy used satellite transmitters to track the orcas in the 2014-2015 Antarctic summer.