A small, dark ant that most Americans have never heard of is quietly turning up in backyards, mulch beds, and hiking trails ...

This invasive insect's sting has been reported to cause severe allergic reactions, like anaphylaxis, in people who are ...

An invasive ant with a venomous stinger is spreading in the U.S. ... yikes. Here's what to know about the Asian needle ant and if they are in Arizona.