woolly bear
C1informal
Definition
Meaning
The hairy, often brown and black, caterpillar of certain moths, especially the tiger moth.
The larval stage of the tiger moth or, informally, any very fuzzy caterpillar. In meteorology folklore, the woolly bear's coloring is said to predict the severity of the coming winter.
Linguistics
Semantic Notes
A common term in nature contexts, especially in North America. It is a compound noun treated as singular. The plural is 'woolly bears'.
Dialectal Variation
British vs American Usage
Differences
More common in American English. British English speakers might use the term but are more likely to use general terms like 'furry caterpillar' or specific species names.
Connotations
Evokes childhood, nature exploration, and rustic folklore, particularly in North America.
Frequency
Significantly more frequent in US English, especially in regions with distinct seasons where the caterpillar is a common sight.
Vocabulary
Collocations
Grammar
Valency Patterns
The [ADJ] woolly bear [VERBed] across the path.According to [NOUN], a woolly bear predicts [NOUN].Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “[not an idiom, but folklore] The wider the brown band on the woolly bear, the milder the winter will be.”
Usage
Context Usage
Business
Virtually never used.
Academic
Used in entomology and ecology texts as an informal common name.
Everyday
Used when discussing nature, gardens, childhood memories, or rural folklore.
Technical
In entomology, the scientific name is preferred, but 'woolly bear' appears in public-facing materials.
Examples
By Part of Speech
verb
British English
- This term is not used as a verb.
American English
- This term is not used as a verb.
adverb
British English
- This term is not used as an adverb.
American English
- This term is not used as an adverb.
adjective
British English
- We observed the woolly-bear stage of the moth's life cycle. (attributive use)
American English
- The woolly bear caterpillar is a familiar sight in autumn.
Examples
By CEFR Level
- I saw a woolly bear in the garden.
- The woolly bear caterpillar is black at both ends and orange in the middle.
- According to folklore, the width of the woolly bear's brown band forecasts the winter's severity.
- Entomologists note that the woolly bear's coloration is influenced by age, species, and moisture, debunking the simplistic weather prediction myth.
Learning
Memory Aids
Mnemonic
Imagine a tiny bear (bear) wearing a woolly (woolly) jumper, crawling slowly. It's a 'woolly bear' caterpillar.
Conceptual Metaphor
CATERPILLAR IS A BEAR (due to its fuzziness and perceived sturdiness).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not translate as 'шерстяной медведь' for the insect. It is a set compound name. 'Мохнатая гусеница' or 'гусеница медведицы' (tiger moth caterpillar) are better equivalents.
Common Mistakes
- Spelling: 'wooly bear' (incorrect, must have double 'l').
- Treating it as two separate words without a hyphen is common, but 'woolly-bear' is an older, acceptable variant.
Practice
Quiz
In which field is the term 'woolly bear' most specifically used?
FAQ
Frequently Asked Questions
No, the common banded woolly bear (tiger moth caterpillar) is not poisonous and is safe to handle, though its hairs may cause minor irritation for some people.
This is a popular folklore myth with no scientific basis. The caterpillar's coloration is influenced by its age, species, diet, and environment.
It pupates and emerges as an adult Isabella tiger moth (Pyrrharctia isabella), a yellowish-orange moth with spots.
It is a compound noun, commonly written as two separate words ('woolly bear') but can also be hyphenated ('woolly-bear').