Fringed Leafcutter Bee vs Rusty Patched Bumble Bee

Side-by-side species comparison

Attribute Fringed Leafcutter Bee Rusty Patched Bumble Bee
Scientific Name Megachile fidelis Bombus affinis
Order Hymenoptera Hymenoptera
Family Megachilidae Apidae
Size 11-14 mm 13-20 mm
Habitat Beaches & Coastal Underground
Diet Pollen Feeders Nectar Feeders
Regions Western North America Upper Midwest and northeastern United States, now extremely restricted
Conservation Least Concern Critically Endangered

Fringed Leafcutter Bee

A western North American leafcutter bee recognized by the dense fringe of golden hairs on its hind legs used for pollen transport. It nests in the ground, unusual for its genus.

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Did You Know?

Unlike most leafcutter bees that nest in cavities, it excavates burrows directly into sandy soil.

Rusty Patched Bumble Bee

A once-common bumble bee named for the rust-colored patch on the second abdominal segment of workers. It was the first bumble bee in the continental United States listed as endangered.

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Did You Know?

Its range has shrunk by nearly 87 percent since the 1990s, making it one of the rarest bees in North America.