Dusky Birch Sawfly vs Spiny Longhorn Beetle

Side-by-side species comparison

Attribute Dusky Birch Sawfly Spiny Longhorn Beetle
Scientific Name Croesus latitarsus Acanthophorus serraticornis
Order Hymenoptera Coleoptera
Family Tenthredinidae Cerambycidae
Size 8-10 mm 50-85 mm
Habitat Woodlands Woodlands
Diet Herbivores Wood Feeders
Regions North America Sub-Saharan Africa
Conservation Least Concern Not Evaluated

Dusky Birch Sawfly

A medium-sized sawfly with an orange abdomen and black head and thorax. Larvae are yellowish-green with dark spots and feed in rows along the edges of birch leaves.

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Did You Know?

The larvae feed in a distinctive edge-to-edge pattern, consuming the leaf blade while leaving the midrib intact like a fishbone.

Spiny Longhorn Beetle

One of Africa's largest longhorn beetles with serrated antennae and powerful mandibles. Dark brown to black and heavily armored.

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Did You Know?

Males produce loud stridulating sounds by rubbing their thorax, audible from several meters away.