Winter Firefly vs Northern Taiga Ground Beetle

Side-by-side species comparison

Attribute Winter Firefly Northern Taiga Ground Beetle
Scientific Name Ellychnia corrusca Pterostichus adstrictus
Order Coleoptera Coleoptera
Family Lampyridae Carabidae
Size 10-14 mm 10-14 mm
Habitat Woodlands Forests
Diet Predators Predators
Regions Eastern North America Northern Europe, Siberia, northern North America (circumpolar)
Conservation Least Concern Least Concern

Winter Firefly

A day-active firefly that does not produce light as an adult. It is commonly found on tree trunks during late winter and early spring in eastern North America.

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Did You Know?

Despite being a firefly, adults completely lack the ability to produce bioluminescence.

Northern Taiga Ground Beetle

A medium-sized black ground beetle common across the boreal forests of the Northern Hemisphere. It is one of the most abundant carabids in taiga ecosystems.

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Did You Know?

It has one of the largest geographic ranges of any ground beetle, spanning the entire boreal zone from Scandinavia across Siberia to Canada and Alaska.