Kiwi are among the most iconic and endangered birds in the world, surviving only through intensive predator control programs that themselves raise wildlife welfare questions.
Kiwi conservation presents a genuine welfare dilemma: protecting kiwi requires controlling millions of introduced predators. The methods used — poisons, leg-hold traps, kill traps — all cause varying degrees of suffering to the animals targeted. New Zealand wildlife managers continue to refine methods to minimize suffering while maintaining effectiveness. Kiwi themselves benefit enormously from predator control, with chick survival rates rising from 5% to over 60% in protected areas. Humane trapping methods and poison formulations continue to improve. The net welfare calculus strongly favors predator control given the severity of kiwi decline, but ongoing investment in humanizing methods remains important.