Apache Paper Wasp vs Mexican Cactus Fly

Side-by-side species comparison

Attribute Apache Paper Wasp Mexican Cactus Fly
Scientific Name Polistes apachus Copestylum mexicanum
Order Hymenoptera Diptera
Family Vespidae Syrphidae
Size 18-25 mm 12-18 mm
Habitat Heathland Deserts & Drylands
Diet Nectar Feeders Nectar Feeders
Regions Southwestern United States and northern Mexico North America, Central America
Conservation Least Concern Least Concern

Apache Paper Wasp

A large paper wasp of the American Southwest with yellow and reddish-brown coloring. It constructs open paper comb nests in sheltered locations like building overhangs.

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Did You Know?

It is one of the largest paper wasps in North America and is particularly common around desert homes and ranch buildings.

Mexican Cactus Fly

A large, dark hoverfly whose larvae develop in decaying cactus tissue. Adults are strong fliers visiting flowers in arid landscapes.

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Did You Know?

Larvae play an important ecological role in recycling decaying cactus material.