Mighty mites

Turns out, mites are more than parasites for their host wasps, who use them as bodyguards.

Some parents go to extremes to protect their family — even packing heat. They ought to consider packing mites.

HIDDEN STING A species of potter wasps carries mites on its body (the wasp body is black, the mites are yellow). Scientists have discovered that the mites, once thought to be parasites only, also act as bodyguards that defend developing wasps.