来自MSN7 个月
Brown pelicans found starving along the California coast. Here's what to know
Once at risk of extinction, the California brown pelican was removed from the federal endangered species list in 2009. Starting in the 1960s, the pesticide DDT took a steep toll on the pelicans ...
NBC Los Angeles on MSN7 个月
What's killing Southern California's brown pelican population?
Biologists who study pelican populations on Anacapa and Santa ... says that “the only long-term breeding colonies of ...