Sam Judd looks at the effect of plastic and toxins on marine life - particularly killer whales.

Data shows New Zealand's great white sharks don't stay in local waters - they enjoy a trip to the tropics.

The Wellington Zoo's six-year-old male giraffe Seun died today after an operation to cure a painful hoof condition.

What are the benefits, if any? And is it inevitable? Two views from opposite sides of the argument from Agram chief executive Graeme Peters and university researcher Professor Jack Heinemann.

US scientists have bioengineered a 'jellyfish' using technology.

NIWA have explored deeper seas than ever before, and found some new strange looking fish.

Dairy industry provides proving ground for ideas.

A walking cactus, a wandering leg sausage, a snub-nosed monkey that sneezes when it rains and a blue tarantula are among a list of the top 10 newly discovered species announced by Arizona State University today.