Tiger Beetles (Cicindelidae)
Bright green or blue, metallic Head broader than neck Run and fly quickly
The adult feeds savagely on other insects, killing them with powerful jaws—which can also nip your finger. The larvae are called “doodlebugs” and live in upright burrows in the sand, allowing their jaws to extend above ground to capture unsuspecting prey.
Click Beetles (Elateridae)
When turned over, the insect snaps back upright First body segment as broad as the last
Click Beetles are so named because of the resounding “click” they make when snapping up into the air after being overturned. The adults are strict vegetarians, so look for them on plants.
Scarab Beetles (Scarabaeidae)