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Sticker of Mary's odorous ant
Bug card No. 2781 of 4,939

Mary's odorous ant

Dolichoderus mariae
Name means: “named after Mary Treat, who discovered it”
Eats: A bit of everythingAntsGardens and meadows6 legs

Mary's odorous ant is a shiny two-coloured ant from North America. Its head and the front of its body are reddish brown, and the back end is black. It builds its home under clumps of grass, right among the roots.

Lives in
Eastern and central United States, in prairies, glades and fens
Top speed
about 0.3 km/h (0.19 mph)
On foot, estimate
What does it eat?
It milks aphids and scale insects for their sweet honeydew, and it also collects dead insects.
For real!Photo of Mary's odorous ant
Picture by AntWeb.org. CC BY 4.0, via Wikimedia Commons.

How fast is it?

cool stuff

Fun facts

1

Its nest is one big cone-shaped room under a plant, with the roots working like scaffolding for the ants to sit on.

2

One colony can have many nests joined by little ant roads. By late summer there may be sixty nests.

3

In winter one nest can hold about 75,000 workers and many queens.

4

On early mornings after heavy rain, thousands of winged males fly off to look for other nests.

5

In winter, empty nests become cosy hiding places for snakes, lizards and spiders.

you asked

Most asked questions about Mary's odorous ant

?Who is Mary's odorous ant named after?

It is named after Mary Treat, the naturalist who discovered it.

?Where does Mary's odorous ant live?

In the eastern and central United States, in grassy places and wetlands.

For bug experts

Scientific name
Dolichoderus mariae
Named by
Forel, 1885
Group
Ants
Family
Formicidae
Classification
Insecta > Hymenoptera > Formicidae
Lives on
North America

Where the facts come from

  1. Dolichoderus mariae (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 AntWeb.org. 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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