Giant Black Water Beetle vs Desert Blond Tarantula Hawk

Side-by-side species comparison

Attribute Giant Black Water Beetle Desert Blond Tarantula Hawk
Scientific Name Hydrophilus triangularis Pepsis thisbe
Order Coleoptera Hymenoptera
Family Hydrophilidae Pompilidae
Size 34-40 mm 25-45 mm
Habitat Ponds & Lakes Deserts & Drylands
Diet Predators Predators
Regions North America North America
Conservation Least Concern Least Concern

Giant Black Water Beetle

The largest water beetle in North America, with a shiny black oval body. Larvae are voracious predators while adults are mainly plant feeders.

💡

Did You Know?

It carries a bubble of air beneath its body like a silvery film, which it replenishes at the surface.

Desert Blond Tarantula Hawk

A large metallic blue-black spider wasp with vibrant orange wings found in the Sonoran Desert. Females hunt blonde tarantulas as food for their larvae.

💡

Did You Know?

It is the official state insect of New Mexico despite having one of the most painful stings of any insect.