Females lay their fertilized eggs in another wasp's or insect's nest. The Red Velvet Ant larvae hatch first and eat the insect's larvae before they have a chance to escape.
Details of the:
Red Velvet Ant
Category: Bee, Ant, Wasp and Similar
Common name: Red Velvet Ant
Scientific Name: Dasymutilla magnifica
Size (Adult, Length): 18mm to 21mm (0.71in to 0.83in)
Identifying Colors: black; red
Additional Descriptors: stinging, harmful, fuzzy, hairy
North American Reach (Though Not Limited To*): Arizona, California, Colorado, Nevada, New Mexico, Texas, Mexico
* Keep in mind that an insect's reach is not limited by lines on a map and therefore may appear in areas/regions/states beyond those listed above.