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Sticker of Catalpa sphinx
Bug card No. 0249 of 1,500

Catalpa sphinx

Ceratomia catalpae
Eats: PlantsMothsGardens and meadows6 legs

The catalpa sphinx is a brown hawk moth with a dark band around its middle. Its caterpillars are much more colorful than the moth, yellow with a black stripe and black dots. They live on catalpa trees.

Lives in
Eastern and southern United States, wherever catalpa trees grow
Length
3 cm (1.2 in)
Wingspan
6.5 to 9.5 cm (2.6 to 3.7 in)
Top speed
about 49 km/h (30 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless to people. Neither the moth nor the caterpillar bites or stings.
What does it eat?
The caterpillars munch the leaves of catalpa trees, sometimes until the tree is bare.
For real!Photo of Catalpa sphinx
Picture by Patrick Coin ( Patrick Coin ). CC BY-SA 2.5, via Wikimedia Commons.

How big is it?

How long is it?

Catalpa sphinx about 3 cm long (1.2 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)

How wide are its wings?

Catalpa sphinx wings about 9.5 cm tip to tip (3.7 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)A banana about 18 cm (7.1 in)
as long as 5 grains of rice in a rowwings as wide as 3 toy building brickscould fly across a whole football pitch in 7.7 secondsmoves 450 times its own body length every second

How big is Catalpa sphinx compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

A mother can lay 100 to 1000 eggs together under one leaf.

2

The caterpillars grow to about 5 centimetres long.

3

Catalpa trees can lose all their leaves to the caterpillars and still grow them back.

4

Fishermen love to use the caterpillars as bait for catching fish.

5

When it is ready to change, the caterpillar climbs down and buries itself in the ground.

you asked

Most asked questions about Catalpa sphinx

?Is the catalpa sphinx caterpillar harmful?

Not to people. It eats catalpa leaves, but the trees usually grow back healthy.

?What does the catalpa sphinx eat?

Its caterpillars eat the leaves of catalpa trees.

?How big is the catalpa sphinx?

The moth's wings span about 6 to 9 centimetres.

For bug experts

Scientific name
Ceratomia catalpae
Named by
Boisduval, 1875
Group
Moths
Family
Sphingidae
Classification
Insecta > Lepidoptera > Sphingidae
Lives on
North America
Also known as
Catawba worm

Where the facts come from

  1. Ceratomia catalpae (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 Patrick Coin ( Patrick Coin ). CC BY-SA 2.5, Wikimedia Commons. The round sticker of this bug is cut from the same 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.

More from the same group: Moths

Also at home here: Gardens and meadows