Broad-necked root borer
The broad-necked root borer is a big brown longhorn beetle with long feelers and a wide neck shield. It is busy mostly at dusk and at night. Its larvae live underground and chew on tree roots.
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Fun facts
Its eggs change colour as they grow, from white to yellow, then pink, then ivory.
Its whole life, from egg to beetle, probably takes about three years.
The larvae have strong black jaws for chewing roots and heads made for digging.
Males fly more than females and are attracted to lights at night.
Females are much bigger than males.
Most asked questions about Broad-necked root borer
?What does the broad-necked root borer eat?
Its larvae eat tree and shrub roots underground.
?How big is the broad-necked root borer?
About 2 to 5 centimetres long. Females are bigger than males.
For bug experts
- Scientific name
- Prionus laticollis
- Named by
- Drury, 1773
- Group
- Beetles
- Family
- Cerambycidae
- Classification
- Insecta > Coleoptera > Cerambycidae
- Lives on
- North America
- Also known as
- Broad necked prionus
Where the facts come from
- Prionus laticollis (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 Murtho. CC BY-SA 4.0, Wikimedia Commons. The sticker of this bug is drawn from this picture.
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