South American Grain Stem Sawfly vs Malagasy Carpenter Bee

Side-by-side species comparison

Attribute South American Grain Stem Sawfly Malagasy Carpenter Bee
Scientific Name Cephus fumipennis Xylocopa madecassa
Order Hymenoptera Hymenoptera
Family Cephidae Apidae
Size 7-10 mm 20-30 mm
Habitat Farmland Woodlands
Diet Seed Feeders Wood Feeders
Regions Europe, Central Asia Madagascar
Conservation Least Concern Least Concern

South American Grain Stem Sawfly

A slender black stem sawfly with smoky wings and yellow abdominal bands. It attacks cereal grain stems in parts of Europe and Asia.

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Did You Know?

Like other cephid stem borers, the larva constructs a silken cocoon inside the hollowed-out stem base where it overwinters before pupating in spring.

Malagasy Carpenter Bee

A large, robust black bee with a metallic blue-violet sheen on its wings. It bores nest tunnels into dead wood using its powerful mandibles.

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Did You Know?

Despite its intimidating size and loud buzzing, the Malagasy carpenter bee is generally docile and rarely stings humans.