Lesser Cattle Grub vs Heath Bee Fly

Side-by-side species comparison

Attribute Lesser Cattle Grub Heath Bee Fly
Scientific Name Hypoderma lineatum Bombylius minor
Order Diptera Diptera
Family Oestridae Bombyliidae
Size 11-13 mm 7-10 mm
Habitat Farmland Beaches & Coastal
Diet Parasites Nectar Feeders
Regions North America, Europe, Asia Europe
Conservation Least Concern Least Concern

Lesser Cattle Grub

A hairy, bee-like fly slightly smaller than H. bovis, whose larvae also parasitize cattle. Unlike H. bovis, its larvae migrate through the esophageal wall rather than the spinal canal. It causes significant hide damage and meat trim losses in the cattle industry.

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Did You Know?

Warble damage to cattle hides makes them unsuitable for premium leather, costing the cattle industry millions in hide value annually.

Heath Bee Fly

A small, late-summer bee fly with greyish fur and clear wings. Its larvae parasitize solitary wasps in sandy habitats.

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Did You Know?

Unlike most bee flies that appear in spring, this species flies mainly in July and August.