10 UK species. Also called ambush bugs or kissing bugs. These are long-legged predators of other insects, waiting undercover to ambush their prey. They dispatch their victims with a sharp proboscis with which they inject toxins into the body turning their innards to a kind of soup before feeding on it. Assasin bugs are considered gardeners friends as they tend to prey on pest species.
Fly Bug Reduvius personatus
A large and impressive black species of true bug.