Smithsonian Voices

From the Smithsonian Museums

Wait, the Ocean Is Losing Oxygen? Q&A With Denise Breitburg

Marine ecologist Denise Breitburg explains how oxygen loss is crippling our oceans, and why it needs to be included as the tenth "planetary boundary"

North American River Otter (Lontra canadensis) at Florida's Pelican Island National Wildlife Refuge. (Credit: Keenan Adams, U.S. Fish & Wildlife Service)

River Otters Take Party Pooping To A New Level