Isabella Tiger Moth in Frederick Co., Maryland (8/12/2021). (c) Emilio Concari, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 436477 - Psn: 10)

Isabella Tiger Moth in Frederick Co., Maryland (8/12/2021). (c) Emilio Concari, some rights reserved (CC BY-NC).

View Record Details Photo by Emilio Concari MBP List

An Isabella Tiger Moth in Worcester Co., Maryland (9/3/2013).

View Record Details Photo by Scott Housten MBP List

An Isabella Tiger Moth in Worcester Co., Maryland (9/3/2013).

View Record Details Photo by Scott Housten MBP List

An Isabella Tiger Moth in Kent Co., Maryland (5/22/2014).

View Record Details Photo by Nancy Martin MBP List

An adult Isabella Tiger Moth in Somerset Co., Maryland (8/5/2014).

View Record Details Photo by Mike Burchett MBP List

An Isabella Tiger Moth at Andelot Farm, Kent Co., Maryland (6/6/2014).

View Record Details Photo by Dan Small MBP List

An adult Isabella Tiger Moth in Worcester Co., Maryland (7/26/2013).

View Record Details Photo by Scott Housten MBP List

An Isabella Tiger Moth in Worcester Co., Maryland (9/8/2013).

View Record Details Photo by Scott Housten MBP List

Isabella Tiger Moth in Montgomery Co., Maryland (5/26/2006). This is the adult of the well-known Wooly Bear caterpillar.

Photo by Dave Czaplak MBP List

An Isabella Tiger Moth in Anne Arundel Co., Maryland (8/9/2014).

View Record Details Photo by Brandon Woo MBP List

An Isabella Tiger Moth in Caroline Co., Maryland (8/21/2013).

View Record Details Photo by Scott Housten MBP List

An Isabella Tiger Moth in Worcester Co., Maryland (8/9/2013).

View Record Details Photo by Scott Housten MBP List

Isabella Tiger Moth in Carroll Co., Maryland (7/24/2022). Verified by Roger Downer/BAMONA.

View Record Details Photo by Barbara Speckart MBP List

An Isabella Tiger Moth in Frederick Co., Maryland (8/6/2015). Verified by Roger Downer/BAMONA.

View Record Details Photo by Mark Etheridge MBP List

An Isabella Tiger Moth in Harford Co., Maryland (8/17/2019).

View Record Details Photo by Dave Webb MBP List

An Isabella Tiger Moth in Harford Co., Maryland (8/10/2013).

View Record Details Photo by Barry Marsh MBP List

An Isabella Tiger Moth in Worcester Co., Maryland (5/28/2014).

View Record Details Photo by Scott Housten MBP List

An Isabella Tiger Moth in Calvert Co., Maryland (8/4/2006).

View Record Details Photo by Arlene Ripley MBP List

An Isabella Tiger Moth in Howard Co., Maryland (8/16/2003).

View Record Details Photo by Larry Line MBP List

An Isabella Tiger Moth collected in Frederick Co., Maryland (7/31/2001).

View Record Details Photo by Mark Etheridge MBP List

An Isabella Tiger Moth in Worcester Co., Maryland (10/16/2014).

View Record Details Photo by Scott Housten MBP List

A "Wooly Bear" caterpillar in Howard Co., Maryland (9/28/2009).

View Record Details Photo by Bonnie Ott MBP List

An Isabella Tiger Moth caterpillar in Howard Co., Maryland (10/1/2005).

View Record Details Photo by Larry Line MBP List

An Isabella Tiger Moth caterpillars in Anne Arundel Co., Maryland (11/6/2010).

View Record Details Photo by Brandon Woo MBP List

An Isabella Tiger Moth caterpillar in Harford Co., Maryland (10/13/2009). Determined by John and Jane Balaban/BugGuide.

View Record Details Photo by Daniel Miller MBP List

An Isabella Tiger Moth caterpillar (Woolly Bear) in Worcester Co., Maryland (8/30/2013).

View Record Details Photo by Scott Housten MBP List

An Isabella Tiger Moth caterpillar in Allegany Co., Maryland (3/10/2014).

View Record Details Photo by Kimberly Booth MBP List

An Isabella Tiger Moth caterpillar in Washington Co., Maryland (3/23/2014).

View Record Details Photo by Amy Allen MBP List

An Isabella Tiger Moth caterpillar in St. Mary's Co., Maryland (11/28/2015).

View Record Details Photo by Bonnie Ott MBP List

An Isabella Tiger Moth cocoon in Kent Co., Maryland (5/8/2014).

View Record Details Photo by Nancy Martin MBP List

Isabella Tiger Moth in Montgomery Co., Maryland (Date obscured). (c) nathan tea, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 810150 - Psn: 200)

Isabella Tiger Moth in Montgomery Co., Maryland (Date obscured). (c) nathan tea, some rights reserved (CC BY-NC).

View Record Details Photo by nathan tea via iNaturalist MBP List

Isabella Tiger Moth in Montgomery Co., Maryland (Date obscured). (c) nathan tea, some rights reserved (CC BY-NC).

View Record Details Photo by nathan tea via iNaturalist MBP List

Isabella Tiger Moth in Montgomery Co., Maryland (5/28/2023). (c) nathan tea, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 810170 - Psn: 200)

Isabella Tiger Moth in Montgomery Co., Maryland (5/28/2023). (c) nathan tea, some rights reserved (CC BY-NC).

View Record Details Photo by nathan tea via iNaturalist MBP List

Isabella Tiger Moth in Montgomery Co., Maryland (Date obscured). (c) Stella Tea, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 815450 - Psn: 200)

Isabella Tiger Moth in Montgomery Co., Maryland (Date obscured). (c) Stella Tea, some rights reserved (CC BY-NC).

View Record Details Photo by Stella Tea (stazandgazer) via iNaturalist MBP List

Isabella Tiger Moth in Montgomery Co., Maryland (Date obscured). (c) Stella Tea, some rights reserved (CC BY-NC).

View Record Details Photo by Stella Tea (stazandgazer) via iNaturalist MBP List

Isabella Tiger Moth in Montgomery Co., Maryland (3/18/2023). (c) kary, all rights reserved. (Photo ID: 1201069 - Psn: 200)

View Record Details Photo by karyorelicta via iNaturalist MBP List

Isabella Tiger Moth in Prince George's Co., Maryland (7/18/2025). (c) John Klinovsky, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 1307381 - Psn: 200)

Isabella Tiger Moth in Prince George's Co., Maryland (7/18/2025). (c) John Klinovsky, some rights reserved (CC BY-NC).

View Record Details Photo by john4015 via iNaturalist MBP List

Isabella Tiger Moth in Baltimore Co., Maryland (Date obscured). (c) nycticorax, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 1313149 - Psn: 200)

Isabella Tiger Moth in Baltimore Co., Maryland (Date obscured). (c) nycticorax, some rights reserved (CC BY-NC).

View Record Details Photo by nycticorax via iNaturalist MBP List

Isabella Tiger Moth in Howard Co. (9/26/2025). (c) Jeff Culler, all rights reserved (Photo ID: 1370916 - Psn: 200)

View Record Details Photo by jlculler via iNaturalist MBP List

Isabella Tiger Moth in Montgomery Co. (9/26/2025). (c) Michael Surgalla, some rights reserved (CC BY-NC)

View Record Details Photo by msur via iNaturalist MBP List

Isabella Tiger Moth in Howard Co., Maryland (10/20/2021). (c) Matthew Beziat, some rights reserved (CC BY-NC)

View Record Details Photo by Matthew Beziat MBP List

Isabella Tiger Moth in Howard Co., Maryland (10/2/2025). No rights reserved

View Record Details Photo by wllam via iNaturalist MBP List

Isabella Tiger Moth in Frederick Co., Maryland (9/20/2025). (c) Arembold, some rights reserved (CC BY-NC)

View Record Details Photo by mcrembold via iNaturalist MBP List

Isabella Tiger Moth in Prince George's Co., Maryland (4/24/2026). (c) Ajani Simmons, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>) (Photo ID: 1493771 - Psn: 200)

Isabella Tiger Moth in Prince George's Co., Maryland (4/24/2026). (c) Ajani Simmons, some rights reserved (CC BY-NC)

View Record Details Photo by Ajani Simmons via iNaturalist MBP List

Isabella Tiger Moth in Prince George's Co., Maryland (4/24/2026). (c) Jeff Clark, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>) (Photo ID: 1497311 - Psn: 200)

Isabella Tiger Moth in Prince George's Co., Maryland (4/24/2026). (c) Jeff Clark, some rights reserved (CC BY)

View Record Details Photo by Jeff Clark via iNaturalist MBP List

Isabella Tiger Moth in Frederick Co., Maryland (4/24/2026). (c) kbarylski, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>) (Photo ID: 1497413 - Psn: 200)

Isabella Tiger Moth in Frederick Co., Maryland (4/24/2026). (c) kbarylski, some rights reserved (CC BY-NC)

View Record Details Photo by kbarylski via iNaturalist MBP List

Isabella Tiger Moth in Prince George's Co., Maryland (5/1/2026). (c) Izabella Farr, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>) (Photo ID: 1500246 - Psn: 200)

Isabella Tiger Moth in Prince George's Co., Maryland (5/1/2026). (c) Izabella Farr, some rights reserved (CC BY-NC)

View Record Details Photo by Izabella Farr via iNaturalist MBP List

Isabella Tiger Moth in Prince George's Co., Maryland (5/1/2026). (c) Jeff Clark, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by/4.0/'>CC BY</a>) (Photo ID: 1500353 - Psn: 200)

Isabella Tiger Moth in Prince George's Co., Maryland (5/1/2026). (c) Jeff Clark, some rights reserved (CC BY)

View Record Details Photo by Jeff Clark via iNaturalist MBP List

Isabella Tiger Moth in Howard Co., Maryland (5/12/2026). (c) Trevor D., some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>) (Photo ID: 1507304 - Psn: 200)

Isabella Tiger Moth in Howard Co., Maryland (5/12/2026). (c) Trevor D., some rights reserved (CC BY-NC)

View Record Details Photo by slowhand5689 via iNaturalist MBP List

Isabella Tiger Moth in Carroll Co., Maryland (Date obscured). (c) Pam Perna, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>) (Photo ID: 1515416 - Psn: 200)

Isabella Tiger Moth in Carroll Co., Maryland (Date obscured). (c) Pam Perna, some rights reserved (CC BY-NC)

View Record Details Photo by PJ Perna via iNaturalist MBP List

Isabella Tiger Moth in Howard Co., Maryland (5/30/2026). (c) Gabriel Diggs, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>) (Photo ID: 1515435 - Psn: 200)

Isabella Tiger Moth in Howard Co., Maryland (5/30/2026). (c) Gabriel Diggs, some rights reserved (CC BY-NC)

View Record Details Photo by gabriel819 via iNaturalist MBP List

Isabella Tiger Moth in Howard Co., Maryland (5/30/2026). (c) Gabriel Diggs, some rights reserved (CC BY-NC)

View Record Details Photo by gabriel819 via iNaturalist MBP List

Isabella Tiger Moth in Frederick Co., Maryland (5/29/2026). (c) kbarylski, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>) (Photo ID: 1515475 - Psn: 200)

Isabella Tiger Moth in Frederick Co., Maryland (5/29/2026). (c) kbarylski, some rights reserved (CC BY-NC)

View Record Details Photo by kbarylski via iNaturalist MBP List

Isabella Tiger Moth in Montgomery Co., Maryland (Date obscured). (c) Stella Tea, some rights reserved (CC BY-NC)

View Record Details Photo by Stella Tea (stazandgazer) via iNaturalist MBP List

Isabella Tiger Moth in Anne Arundel Co., Maryland (7/4/2017).

View Record Details Photo by David Illig MBP List

Map Snapshot

2,056 Records

GA AL WA FR CL MO HO BA BC HA CE PG AA CV CH SM KE QA CN TA DO WI SO WO

Relationships

Larval host plants include deciduous trees and herbaceous plants such as asters and sunflowers.

Seasonality Summary

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Resources

View at iNaturalist Search Google Images Search MBP Facebook posts

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Citations

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Use of media featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.

Isabella Tiger Moth in Frederick Co., Maryland (8/12/2021). (c) Emilio Concari, some rights reserved (CC BY-NC). View Record Details Media by Emilio Concari.

An Isabella Tiger Moth in Worcester Co., Maryland (9/3/2013). View Record Details Media by Scott Housten.

An Isabella Tiger Moth in Kent Co., Maryland (5/22/2014). View Record Details Media by Nancy Martin.

An adult Isabella Tiger Moth in Somerset Co., Maryland (8/5/2014). View Record Details Media by Mike Burchett.

An Isabella Tiger Moth at Andelot Farm, Kent Co., Maryland (6/6/2014). View Record Details Media by Dan Small.

An adult Isabella Tiger Moth in Worcester Co., Maryland (7/26/2013). View Record Details Media by Scott Housten.

An Isabella Tiger Moth in Worcester Co., Maryland (9/8/2013). View Record Details Media by Scott Housten.

Isabella Tiger Moth in Montgomery Co., Maryland (5/26/2006). This is the adult of the well-known Wooly Bear caterpillar. Media by Dave Czaplak.

An Isabella Tiger Moth in Anne Arundel Co., Maryland (8/9/2014). View Record Details Media by Brandon Woo.

An Isabella Tiger Moth in Caroline Co., Maryland (8/21/2013). View Record Details Media by Scott Housten.

An Isabella Tiger Moth in Worcester Co., Maryland (8/9/2013). View Record Details Media by Scott Housten.

Isabella Tiger Moth in Carroll Co., Maryland (7/24/2022). Verified by Roger Downer/BAMONA. View Record Details Media by Barbara Speckart.

An Isabella Tiger Moth in Frederick Co., Maryland (8/6/2015). Verified by Roger Downer/BAMONA. View Record Details Media by Mark Etheridge.

An Isabella Tiger Moth in Harford Co., Maryland (8/17/2019). View Record Details Media by Dave Webb.

An Isabella Tiger Moth in Harford Co., Maryland (8/10/2013). View Record Details Media by Barry Marsh.

An Isabella Tiger Moth in Worcester Co., Maryland (5/28/2014). View Record Details Media by Scott Housten.

An Isabella Tiger Moth in Calvert Co., Maryland (8/4/2006). View Record Details Media by Arlene Ripley.

An Isabella Tiger Moth in Howard Co., Maryland (8/16/2003). View Record Details Media by Larry Line.

An Isabella Tiger Moth collected in Frederick Co., Maryland (7/31/2001). View Record Details Media by Mark Etheridge.

An Isabella Tiger Moth in Worcester Co., Maryland (10/16/2014). View Record Details Media by Scott Housten.

A "Wooly Bear" caterpillar in Howard Co., Maryland (9/28/2009). View Record Details Media by Bonnie Ott.

An Isabella Tiger Moth caterpillar in Howard Co., Maryland (10/1/2005). View Record Details Media by Larry Line.

An Isabella Tiger Moth caterpillars in Anne Arundel Co., Maryland (11/6/2010). View Record Details Media by Brandon Woo.

An Isabella Tiger Moth caterpillar in Harford Co., Maryland (10/13/2009). Determined by John and Jane Balaban/BugGuide. View Record Details Media by Daniel Miller.

An Isabella Tiger Moth caterpillar (Woolly Bear) in Worcester Co., Maryland (8/30/2013). View Record Details Media by Scott Housten.

An Isabella Tiger Moth caterpillar in Allegany Co., Maryland (3/10/2014). View Record Details Media by Kimberly Booth.

An Isabella Tiger Moth caterpillar in Washington Co., Maryland (3/23/2014). View Record Details Media by Amy Allen.

An Isabella Tiger Moth caterpillar in St. Mary's Co., Maryland (11/28/2015). View Record Details Media by Bonnie Ott.

An Isabella Tiger Moth cocoon in Kent Co., Maryland (5/8/2014). View Record Details Media by Nancy Martin.

Isabella Tiger Moth in Montgomery Co., Maryland (Date obscured). (c) nathan tea, some rights reserved (CC BY-NC). View Record Details Media by nathan tea via iNaturalist.

Isabella Tiger Moth in Montgomery Co., Maryland (5/28/2023). (c) nathan tea, some rights reserved (CC BY-NC). View Record Details Media by nathan tea via iNaturalist.

Isabella Tiger Moth in Montgomery Co., Maryland (Date obscured). (c) Stella Tea, some rights reserved (CC BY-NC). View Record Details Media by Stella Tea (stazandgazer) via iNaturalist.

Isabella Tiger Moth in Prince George's Co., Maryland (7/18/2025). (c) John Klinovsky, some rights reserved (CC BY-NC). View Record Details Media by john4015 via iNaturalist.

Isabella Tiger Moth in Baltimore Co., Maryland (Date obscured). (c) nycticorax, some rights reserved (CC BY-NC). View Record Details Media by nycticorax via iNaturalist.

Isabella Tiger Moth in Montgomery Co. (9/26/2025). (c) Michael Surgalla, some rights reserved (CC BY-NC) View Record Details Media by msur via iNaturalist.

Isabella Tiger Moth in Howard Co., Maryland (10/20/2021). (c) Matthew Beziat, some rights reserved (CC BY-NC) View Record Details Media by Matthew Beziat.

Isabella Tiger Moth in Howard Co., Maryland (10/2/2025). No rights reserved View Record Details Media by wllam via iNaturalist.

Isabella Tiger Moth in Frederick Co., Maryland (9/20/2025). (c) Arembold, some rights reserved (CC BY-NC) View Record Details Media by mcrembold via iNaturalist.

Isabella Tiger Moth in Prince George's Co., Maryland (4/24/2026). (c) Ajani Simmons, some rights reserved (CC BY-NC) View Record Details Media by Ajani Simmons via iNaturalist.

Isabella Tiger Moth in Prince George's Co., Maryland (4/24/2026). (c) Jeff Clark, some rights reserved (CC BY) View Record Details Media by Jeff Clark via iNaturalist.

Isabella Tiger Moth in Frederick Co., Maryland (4/24/2026). (c) kbarylski, some rights reserved (CC BY-NC) View Record Details Media by kbarylski via iNaturalist.

Isabella Tiger Moth in Prince George's Co., Maryland (5/1/2026). (c) Izabella Farr, some rights reserved (CC BY-NC) View Record Details Media by Izabella Farr via iNaturalist.

Isabella Tiger Moth in Prince George's Co., Maryland (5/1/2026). (c) Jeff Clark, some rights reserved (CC BY) View Record Details Media by Jeff Clark via iNaturalist.

Isabella Tiger Moth in Howard Co., Maryland (5/12/2026). (c) Trevor D., some rights reserved (CC BY-NC) View Record Details Media by slowhand5689 via iNaturalist.

Isabella Tiger Moth in Carroll Co., Maryland (Date obscured). (c) Pam Perna, some rights reserved (CC BY-NC) View Record Details Media by PJ Perna via iNaturalist.

Isabella Tiger Moth in Howard Co., Maryland (5/30/2026). (c) Gabriel Diggs, some rights reserved (CC BY-NC) View Record Details Media by gabriel819 via iNaturalist.

Isabella Tiger Moth in Frederick Co., Maryland (5/29/2026). (c) kbarylski, some rights reserved (CC BY-NC) View Record Details Media by kbarylski via iNaturalist.

Isabella Tiger Moth in Montgomery Co., Maryland (Date obscured). (c) Stella Tea, some rights reserved (CC BY-NC) View Record Details Media by Stella Tea (stazandgazer) via iNaturalist.

Isabella Tiger Moth in Anne Arundel Co., Maryland (7/4/2017). View Record Details Media by David Illig.