Birds keep pooping on my patio. What’s the best way to clean it? Bird poop leaves a sticky, acidic mess. Here’s how to get rid of it, even after it’s dried on.

We asked Noah Perlut, an ornithologist and professor in the School of Marine and Environmental Programs at the University of New England, for tips on how to stop birds from nesting in unwanted places.

Gaggles of geese have been leaving hundreds of pounds of waste every day in Foster City, prompting a non-lethal plan to scare ...

In-flight defecation may help the birds stay away from feces that can contain pathogens such as bird flu while also fertilizing the ocean.