Death Watch Barklouse vs African Stink Ant

Side-by-side species comparison

Attribute Death Watch Barklouse African Stink Ant
Scientific Name Trogium pulsatorium Paltothyreus tarsatus
Order Psocoptera Hymenoptera
Family Trogiidae Formicidae
Size 1.5-2 mm 15-20 mm
Habitat Indoors Indoors
Diet Fungus Feeders Seed Feeders
Regions Europe, North America Sub-Saharan Africa
Conservation Least Concern Least Concern

Death Watch Barklouse

A common indoor booklouse known for producing a quiet tapping sound by striking its abdomen against surfaces. It is found in old buildings and museums.

💡

Did You Know?

Its tapping sound was historically mistaken for a death omen, hence its common name.

African Stink Ant

A very large black ponerine ant that releases a foul-smelling secretion when disturbed. It is one of Africa's most conspicuous ground-dwelling ants with a powerful sting.

💡

Did You Know?

Its defensive odor is so pungent it can be smelled by humans from over a meter away.