Hoary Bat (Lasiurus cinereus)

Posted by Juliet Whitsett on Sep 22nd 2026

Hoary Bat (Lasiurus cinereus)

The Hoary Bat's (Lasiurus cinereus) frosted fur resembles hoar frost, when water vapor freezes to branches & windowpanes.

Artwork ©Juliet Whitsett | Social: @juliet_whitsett_art      |     Purchase prints:HERE

"Hoary bats’ frosted fur resembles hoar frost, when water vapor freezes to branches & windowpanes. They are among the largest of North America’s bat species; fierce yet fragile beauties that migrate seasonally, with most spending warmer months roosting in conifers across the northern United States and Canada and traveling south into Arizona, Texas and Mexico for the winter. They are the only bat species powerful enough to have migrated all the way from North America to Hawaii, becoming Hawaii’s only native land mammal. In the continental US, much work remains to minimize the negative impacts of wind-energy facilities along their migratory pathways. Some scientists warn that, if improvements are not made, the noble hoary bat could become extinct in as little as a few decades."

Species information and photo generously provided by: AustinBatRefuge.org

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RANGE:

RANGE: IUCN Red List http://www.iucnredlist.org

Check out the entire  "The Night Shift: Austin's Native Bats" Series!

Launched in collaboration with Austin Bat Refuge at the Really Small Museum during Bat month (October 2026):

Artwork ©Juliet Whitsett | Social: @juliet_whitsett_art   

Juliet Whitsett is an Austin-based artist and environmental advocate specializing in biodiversity, ecological storytelling, and public engagement. Through research-driven art, she makes scientific knowledge accessible, inspiring awareness and action for the natural world.

5% of the profits of any sale supports Endangered & Threatened Species.

SOURCES:

AUSTIN BAT REFUGE: https://leem16.sg-host.com/ourwork/local-species/hoary-bat/

IUCN Red List (September, 2014) http://www.iucnredlist.org