Broad-Horned Onitis vs Frit Fly

Side-by-side species comparison

Attribute Broad-Horned Onitis Frit Fly
Scientific Name Onitis caffer Oscinella frit
Order Coleoptera Diptera
Family Scarabaeidae Chloropidae
Size 16-26 mm 1.5-2 mm
Habitat Farmland Farmland
Diet Dung Feeders Herbivores
Regions Southern Africa Europe, temperate worldwide
Conservation Least Concern Least Concern

Broad-Horned Onitis

A large, dark brown to black tunneler with massive forelegs in males. The prothorax is greatly enlarged. It digs deep vertical shafts beneath cattle dung and is primarily nocturnal. Males use their forelegs in combat.

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Did You Know?

The enormous forelegs of the male serve double duty, used both for digging and for grappling with rival males.

Frit Fly

A tiny fly that is a major pest of oat crops and ryegrass. Larvae bore into plant stems causing 'dead heart'. Named from the Swedish word for grain. Multiple generations per year.

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Did You Know?

Despite being only 1.5mm long, it can destroy entire crops of oats by killing the growing shoot inside each stem.