Bug Wiki
Sticker of Ursine spurleg
Bug card No. 4528 of 4,939

Ursine spurleg

Brachiacantha ursina

The ursine spurleg is a tiny black ladybird with yellow spots. It is even smaller than a grain of rice. Each of its shiny wing cases has five yellow spots.

Lives in
Eastern North America, from Nova Scotia to South Carolina and west to Manitoba and Iowa
Length
3 to 4 mm (0.12 to 0.16 in)
Top speed
about 24 km/h (15 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It is far too small to hurt you.
What does it eat?
Like many ladybirds, it is a little hunter of tiny soft insects.
For real!Photo of Ursine spurleg
Picture by Smidon33. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How long is it?

Ursine spurleg about 4 mm long (0.16 in)A grain of rice about 6 mm (0.24 in)
small enough to sit on your fingernailcould fly across a whole football pitch in 16 secondsmoves 1700 times its own body length every second

How big is Ursine spurleg compared to YOU?

Just maths in your browser. Nothing is saved or sent anywhere.

How fast is it?

cool stuff

Fun facts

1

It is only 3 to 4 millimetres long, so you need sharp eyes to spot it.

2

The male has a black shield behind his head with a yellow front edge.

3

Some people call it the orange-spotted lady beetle.

you asked

Most asked questions about Ursine spurleg

?How big is the ursine spurleg?

Tiny, only about 3 to 4 millimetres long.

?Where does the ursine spurleg live?

In eastern North America, from Canada down to South Carolina.

For bug experts

Scientific name
Brachiacantha ursina
Group
Ladybirds
Family
Coccinellidae
Classification
Insecta > Coleoptera > Coccinellidae
Lives on
North America
Also known as
Ursine spurleg lady beetle, Orange-spotted lady beetle

Where the facts come from

  1. Brachiacantha ursina (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 Smidon33. CC BY-SA 3.0, 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.

Bug Wiki honey jar For grown-ups: Bug Wiki is free, with no ads and no tracking. A small tip helps keep it online.Leave a tip

More from the same group: Ladybirds

Also at home here: Gardens and meadows

Honey jarfor grown-ups