Bug Wiki
Sticker of Hudsonian ladybird
Bug card No. 2293 of 4,939

Hudsonian ladybird

Mulsantina hudsonica

The Hudsonian ladybird is a small yellow ladybird from North America. It has black spots on the shield behind its head that make the letter M. It lives in pine and fir trees and in willows.

Lives in
North America, from Labrador down to North Carolina and west to British Columbia
Length
3.5 to 5 mm (0.14 to 0.2 in)
Top speed
about 27 km/h (17 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It cannot hurt you.
What does it eat?
It hunts the balsam woolly adelgid, a tiny bug that sucks sap from fir trees.
For real!Photo of Hudsonian ladybird
Picture by Meghan Cassidy. CC BY-SA 4.0, via Wikimedia Commons.

How big is it?

How long is it?

Hudsonian ladybird about 5 mm long (0.2 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 14 secondsmoves 1500 times its own body length every second

How big is Hudsonian ladybird 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 3.5 to 5 millimetres long, smaller than a grain of rice.

2

It has two black lines on its yellow head.

3

Each wing case has a brown stripe and two black spots.

4

Because it eats a pest of fir trees, it is a little helper for the forest.

you asked

Most asked questions about Hudsonian ladybird

?What does the Hudsonian ladybird eat?

It eats the balsam woolly adelgid, a tiny sap-sucking bug that lives on fir trees.

?How big is the Hudsonian ladybird?

About 3.5 to 5 millimetres long, smaller than your little fingernail.

For bug experts

Scientific name
Mulsantina hudsonica
Group
Ladybirds
Family
Coccinellidae
Classification
Insecta > Coleoptera > Coccinellidae
Lives on
North America
Also known as
Hudsonian lady beetle

Where the facts come from

  1. Mulsantina hudsonica (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 Meghan Cassidy. CC BY-SA 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.

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: Forests and woods

Honey jarfor grown-ups