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Isabella Tiger Moth

Pyrrharctia isabella

The Isabella Tiger Moth is a cute, fuzzy moth with a mix of orange and black. It can be found flying around at night!

Habitat: Fields and gardens

Appearance

The Isabella Tiger Moth has pale yellow to orange-brown forewings, sometimes with small black spots, and often more vivid orange hindwings. Its body is notably furry and bright orange, with a distinct row of black dots along its back, making it stand out from most drab moths.

KingdomAnimaliaPhylumArthropodaClassInsectaOrderLepidopteraFamilyErebidaeGenusPyrrharctia
Isabella Tiger Moth
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Isabella Tiger Moth

Category

Insect

Rarity

Common

Danger

2/5

Snaps

38

Interesting facts

Adult Isabella Tiger Moths fly mostly at night, using their fuzzy antennae to find mates in the dark.

Its famous caterpillar, the Woolly Bear, is said to predict winter severity by its band pattern!

They get their "Tiger Moth" name from the striped patterns seen on many species in their family.

Woolly Bear caterpillars can literally freeze solid and then come back to life when it warms up.

Special abilities

Ability

Freeze Fighter

Isabella Tiger Moth caterpillars can survive freezing solid because they produce a natural antifreeze, allowing them to thaw and revive.

Ability

Hairy Shield

The caterpillar's dense, stiff hairs, called setae, protect it from many predators by making it irritating and difficult to eat.

Ability

Chemical Defense

When severely threatened, the caterpillar can roll into a ball and release a bad-tasting fluid to deter attackers.

Measurements & details

Wingspan
45-65 mm
Size
25-35 mm
Lifespan
300-365 days
Leg Count
6

Diet & Feeding

Woolly bear caterpillars munch on many types of low-growing plants, while adult moths rarely eat.

Age differences: Caterpillars are voracious herbivores; adult moths focus on reproduction and rarely sip nectar.

Primary Foods

  • Taraxacum officinale
  • Plantago major
  • Trifolium repens
  • Solidago canadensis
  • Poaceae

Foraging Method

  • Foraging

Ecological connections

eats

Common Dandelion

Taraxacum officinale

Caterpillars feed on their leaves.

eats

Common Plantain

Plantago major

Caterpillars feed on their leaves.

eaten by

Blue Jay

Cyanocitta cristata

Birds prey on adult moths and caterpillars.

eaten by

Little Brown Bat

Myotis lucifugus

Nocturnal adults are hunted by bats.

Traits

Also known as

Isabella Moth

Safety

Danger

2/5

Do not touch or pick up. Some insects sting or bite. Ask an adult for help.

Frequently Asked Questions

What is Isabella Tiger Moth's wingspan?

45-65 mm

How big is Isabella Tiger Moth?

25-35 mm

How long does Isabella Tiger Moth live?

300-365 days

What does Isabella Tiger Moth eat?

Woolly bear caterpillars munch on many types of low-growing plants, while adult moths rarely eat.

Where is Isabella Tiger Moth usually found?

Fields and gardens

How does Isabella Tiger Moth hunt?

Foraging

How many legs does Isabella Tiger Moth have?

6

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