Beetle’s toxic, explosive vapor explained

ROARING RUMP From a two-chambered gland in their rears, bombardier beetles unleash a toxic, blazing hot vapor to defend themselves.
Charles Hedgcock, © Wendy Moore
ROARING RUMP From a two-chambered gland in their rears, bombardier beetles unleash a toxic, blazing hot vapor to defend themselves.
Charles Hedgcock, © Wendy Moore