Cold-country caterpillar hunter

The cold-country caterpillar hunter is a big black ground beetle. Its wing covers have rows of little pits that shine blue and green. It hunts at night and hides away during the day.

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Fun facts
The shiny blue green pits on its back are bigger than on many of its relatives.
During the day it hides under fallen leaves, bark and other bits on the forest floor.
When the ground gets very hot, for example after a forest fire, the beetles leave their burrows.
It can be up to 2.7 centimetres long, about as long as a grape.
Most asked questions about Cold-country caterpillar hunter
?What does the cold-country caterpillar hunter eat?
It hunts other small animals, especially caterpillars.
?How big is the cold-country caterpillar hunter?
About 1.6 to 2.7 centimetres long.
?When is it active?
At night. In the daytime it hides under leaves and bark.
For bug experts
- Scientific name
- Calosoma frigidum
- Named by
- Kirby, 1837
- Group
- Beetles
- Family
- Carabidae
- Classification
- Insecta > Coleoptera > Carabidae
- Lives on
- North America
Where the facts come from
- Calosoma frigidum (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
- Picture by iNaturalist Canada user: christine123. CC BY 4.0, Wikimedia Commons. The sticker of this bug is drawn from this picture.
If we got something wrong, sorry, we are bug fans, not a science journal. Tell us at [email protected] and we will fix it.
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