Double-banded plover (IMAGE) Ecological Society of America Caption Ground-nesting shorebirds like the double-banded Plover are vulnerable to invasive terrestrial predators in New Zealand including cats, hedgehogs and ferrets. Olfactory cues may help wildlife managers decrease nest predation by these predators to protect populations. Credit Grant Norbury Usage Restrictions Credit Grant Norbury / Ecological Society of America License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.