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Sticker of Black-and-gray leafcutter bee
Bug card No. 0445 of 4,939

Black-and-gray leafcutter bee

Megachile melanophaea

The black-and-gray leafcutter bee is a fuzzy North American bee with a black head and pale hair on its back. It cuts neat little pieces out of leaves and uses them to build its nest. Under its belly it carries pollen in a brush of reddish-brown hairs.

Lives in
North America, from Nova Scotia to British Columbia and Alaska
Length
0.9 to 1.4 cm (0.35 to 0.55 in)
Top speed
about 24 km/h (15 mph)
Flying, estimate
What does it eat?
It drinks nectar and collects pollen from flowers. It packs nectar and pollen into its nest as food for its babies.
For real!Photo of Black-and-gray leafcutter bee
Picture by USGS Bee Inventory and Monitoring Lab. CC BY 2.0, via Wikimedia Commons.

How big is it?

How long is it?

Black-and-gray leafcutter bee about 1.4 cm long (0.55 in)A grain of rice about 6 mm (0.24 in)A toy building brick about 3.2 cm (1.3 in)
as long as 2.5 grains of rice in a rowcould fly across a whole football pitch in 16 secondsmoves 480 times its own body length every second

How big is Black-and-gray leafcutter bee compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

It makes its nest in a hole in the ground or another small gap, and lines each little room with cut leaf pieces.

2

Each little room gets one egg and a packed lunch of nectar and pollen.

3

It helps pollinate a rare slipper orchid that otherwise gets visits almost only from big bumblebee queens.

4

Cuckoo bees sneak their own eggs into its nest, so their babies can eat the food it collected.

5

Females are a bit bigger than males, about 12 to 14 mm long.

you asked

Most asked questions about Black-and-gray leafcutter bee

?Why do leafcutter bees cut leaves?

They use the leaf pieces to line the little rooms of their nest, where their babies grow.

?Where does the black-and-gray leafcutter bee live?

In North America, from Nova Scotia in the east to British Columbia and Alaska in the west.

For bug experts

Scientific name
Megachile melanophaea
Named by
Smith, 1853
Group
Bees and bumblebees
Family
Megachilidae
Classification
Insecta > Hymenoptera > Megachilidae
Lives on
North America

Where the facts come from

  1. Megachile melanophaea (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 Bee Inventory and Monitoring Lab. CC BY 2.0, 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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