bottlenose dolphins

Dolphins have respiratory systems that can become congested or infected, which can cause them to cough hard enough to clear the airways and remove mucus, irritants, or other substances that may be blocking the airways or causing discomfort.

At least 279 dolphins have stranded across much of the U.S. Gulf Coast since Feb. 1, triple the usual number, and about 98 percent of them have died,…

The National Oceanic Atmospheric Administration is declaring an unusual mortality event for bottlenose dolphins in the northern Gulf of Mexico, ranging...