Swimming off the coast of Mexico in the Gulf of California live the few remaining vaquitas on earth. This endangered cetacean ...

Once, millions of monarchs wintered in California. But climate change, habitat loss, widespread pesticide use and disease ...

On Thursday, the Aquarium of the Pacific released its first Marine Species Report Card, detailing the population trends of 30 ...

Donald Trump has criticized conservation efforts concerning the delta smelt as detrimental to California firefighting ...

The number of monarch butterflies spending winter in the western U.S. dropped dramatically this year, despite moves to extend ...

President Trump has already begun to introduce changes that weaken the Endangered Species Act, a cornerstone of U.S. conservation law.

The Western population of the monarch butterfly has declined to a near-record low with fewer than 10,000 found living in ...

Just over 9,000 monarchs were counted in California last winter, the second lowest ever since the annual count began in 1997 ...

Commercial fishermen who hoped for a loosening of fishing regulations during President Donald Trump’s administration faced a ...

This year the organization counted 9,119 monarchs, the second-lowest total since tracking began in 1997. The organization has ...