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Sticker of Ornate checkered beetle
Bug card No. 3188 of 4,939

Ornate checkered beetle

Trichodes ornatus
Eats: A bit of everythingBeetlesGardens and meadows6 legs

The ornate checkered beetle is a small, colourful beetle that lives only in North America. Grown-up beetles sit on flowers. Its larvae have a sneaky trick: they grow up inside the nests of bees.

Lives in
Only in North America
Length
0.5 to 1.5 cm (0.2 to 0.59 in)
Top speed
about 0.5 km/h (0.31 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless. It cannot bite or sting people, so you can watch it up close.
What does it eat?
The larvae eat bee larvae or pollen inside bee nests. The grown-ups feed on flowers like yarrow and milkweed.
For real!Photo of Ornate checkered beetle
Picture by USGS Native Bee Inventory and Monitoring Laboratory from Beltsville, USA. Public domain, via Wikimedia Commons.

How big is it?

How long is it?

Ornate checkered beetle about 1.5 cm long (0.59 in)A grain of rice about 6 mm (0.24 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)
as long as 2.5 grains of rice in a rowcould run across a dinner table in 7.2 seconds

How big is Ornate checkered beetle compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

Its larvae mostly live in the nests of leafcutter and mason bees.

2

Grown-up beetles seem to like yellow flowers best.

3

Females are bigger than males: up to 15 millimetres, while males reach about 11.

you asked

Most asked questions about Ornate checkered beetle

?What does the ornate checkered beetle eat?

As a larva it eats bee larvae or pollen in bee nests. As an adult it visits flowers.

?How big is the ornate checkered beetle?

About 5 to 15 millimetres long. Females are bigger than males.

For bug experts

Scientific name
Trichodes ornatus
Group
Beetles
Family
Cleridae
Classification
Insecta > Coleoptera > Cleridae
Lives on
North America

Where the facts come from

  1. Trichodes ornatus (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
  2. Picture by USGS Native Bee Inventory and Monitoring Laboratory from Beltsville, USA. Public domain, 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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More from the same group: Beetles

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