New Zealand recognizes nonhuman animals as sentient beings but it's okay to kill them by the millions using horrifically painful methods Sentience, and the ethical demands that arise from this ...

NPR's Ailsa Chang talks with Max Graham, a writer for High Country News, about Alaska's declining caribou population, and the state's plan to save them by shooting predators like grizzlies and wolves.

Add Yahoo as a preferred source to see more of our stories on Google. Bald eagles sit near the top of the food chain, but even these iconic birds of prey have a few natural enemies. In rare situations ...

Not everyone agrees with Ms. Macdonald's claim that "killing introduced predators is absolutely necessary." For example, she writes about the views of Wellington (New Zealand) ecologist, Jamie Steer, ...