Guanacaste Dry Forest Conservation Fund
GDFCF is the nonprofit partner to the Área de Conservación Guanacaste; our aim is to ensure this large protected area survives in perpetuity.
- Reposted by Guanacaste Dry Forest Conservation Fund🧪🪰🧪 More #ACG diversity described! Santarosamyia woodorum sp. nov. Fleming AJ, Smith MA, Hallwachs W, Janzen D (2025) A new genus and a new species in the tribe Eryciini ( #Diptera , #Tachinidae ) from Area de Conservación Guanacaste. @bdj.pensoft.net doi.org/10.3897/BDJ.... @gdfcf.bsky.social
- 🍃Our End of Year newsletter is just out today! Thank you to all of our supporters for helping us protect one of the most remarkable places on the planet: Área de Conservación Guanacaste. Happy Holidays! mailchi.mp/040b71d05c06...
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- Reposted by Guanacaste Dry Forest Conservation Fund"After 55 years, the world’s most ambitious caterpillar inventory will come to a close. This monumental project in ACG has reared 870,000 caterpillars, of 8,000 species of butterflies and moths, and 18,000 species of wasp parasites—all documented by a team that grew to 30 local parataxonomists."
- Happy to share our latest newsletter! The latest GDFCF and Area de Conservación Guanacaste news is here: mailchi.mp/54601d57a15d...
- Happy to share our latest newsletter! The latest GDFCF and Area de Conservación Guanacaste news is here: mailchi.mp/54601d57a15d...
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- Fascinating new research on spectral #bats conducted in Área de Conservación Guanacaste #hugs #murcielago #batconservation #science #costarica @plosone.org These Bats Like to Give Hugs and Play With Bugs www.nytimes.com/2025/08/20/s...
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- New paper out in Frontiers in Ecology & Evolution on #caterpillar diet in Área de Conservación Guanacaste. Authors include GDFCF's taxonomists in Costa Rica, Dan Janzen and Winnie Hallwachs, @alexsmithants.bsky.social, and Scott Miller. #science #Lepidoptera www.frontiersin.org/journals/eco...
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- New article in Mongabay featuring Dan and Winnie and the future of the tropical dry forest. Their survival, Dan says, is “...going to depend on how much land is given back to it, as well as climate change.” news.mongabay.com/2025/06/will...
- Reposted by Guanacaste Dry Forest Conservation Fund🧪 “There’s just no moths on that sheet.” @tessairini.bsky.social writes in the @theguardian.com about #InsectDecline with #DanJanzen, #WinnieHallwachs and the caterpillars of the Area de Conservacion Guanacaste #ACG in #CostaRica @gdfcf.bsky.social www.theguardian.com/environment/...
- “There’s just no moths on that sheet.” @tessairini.bsky.social writes in the @theguardian.com about #InsectDecline with #DanJanzen, #WinnieHallwachs and the caterpillars of the Area de Conservacion Guanacaste #ACG in #CostaRica @gdfcf.bsky.social www.theguardian.com/environment/...
- Featured prominently in this heartbreaking article are our very own Dan and Winnie. #insects #costarica #insectos #biodiversityloss #climatechange #cambioclimatico www.theguardian.com/environment/...
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- “Even protected areas aren’t spared,” says Daniel Janzen, a biologist studying ACG’s ecosystems. #abejones #beetles #pesticides #insects #areadeconservactionguanacaste #ACG ticotimes.net/2025/05/11/c...
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- And the 15 millionth insect was a Placosternus guttatus long-horned beetle from Área de Conservación Guanacaste! #DNAbarcoding #insects #DNA #beetle #species news.uoguelph.ca/2025/04/worl...
- Our Late Dry Season newsletter is out today! Please read and share widely! mailchi.mp/cdb7585b1111...
- Earth Day. Every Day. Celebrating Área de Conservación Guanacaste on this #earthday and everyone working to support our planet 🌎. #earthactionday @earthdayorg.bsky.social #earthdayeveryday
- A new publication by GDFCF Science Advisor Roberto Fernández regarding a novel case of spider-snake predation in Costa Rica. #snake #spider #CostaRica #predation #reptiles #serpientes #arañas #behavior herpetologia.fciencias.unam.mx/index.php/re...
- #tbt to 1986. Dan and Winnie in the field in Área de Conservación Guanacaste processing Lepidoptera specimens. Photo by Bill Fasth. #history #lepidoptera #biodiversity #mariposa #butterflies #moths #science
- Reposted by Guanacaste Dry Forest Conservation Fund"The house is burning. We don’t need a more sophisticated thermometer, we need a fire hose" Dan Janzen & Winnie Hallwachs @paddywoodworth.bsky.social #IrishTimes re. #ACG and the crisis in #Insect #Biodiversity @gdfcf.bsky.social @irishrainforest.bsky.social www.irishtimes.com/environment/...
- New article in the Irish Times highlighting the work of Dan and Winnie #biodiversity #biodiversityconservation #climatecrisis #insects #AreadeConservacionGuanacaste www.irishtimes.com/environment/...
- Thank you, @alexsmithants.bsky.social! Glad to be here. Please give us a follow!
