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Valerie C. Clark

of i.F.r.o.g.s.

www.ifrogs.net/

After earning her Ph.D. on the "Chemistry of Amphibian Skin Secretions," Dr. Valerie C. Clark founded the conservation organization i.F.r.o.g.s. (Indigenous Forest Research Organization for Global Sustainability) 501(c)(3). i.F.r.o.g.s. engages the public online to explore Earth’s biodiversity and is active on the ground in Madagascar with local people to survey biodiversity and protect and restore rain forests. Her scientific expeditions have been supported by the National Geographic Society since 2007. Her publications are available for free at frogchemistry.com.

When Endangered Lemurs Need a Home, This Is What You Build

A test project building tree boxes gives Madagascar’s charismatic primates a new housing option in dwindling forests.

Science and Magic From a Giant Amazon Treefrog

Ancient traditions and modern science team up to utilize frogs for hunting magic and biological research without causing them harm.

Frogs Are Leaping, Bugs Are Dancing in Ireland’s Bogs

Belfast, Northern Ireland–After two years of doctoral studies in Northern Ireland, I have been dismayed at the lack of lucky leprechauns on the island of Ireland. But wait! This summer finally revealed something far more interesting: An army of frogs-a-leaping in the peat bogs of central Ireland. With the help of local children, we found…

Guyana Frog Travelogue, Part 2

In my last post, I began the story of my trip up Guyana‘s Wokomung Massif to the summit of Mt. Kopinang in search of new frog species. In particular, I was on the hunt for frogs with funky odors that repel would-be predators. I literally had my eye on the one above, a red and…

Guyana Frog Travelogue

Last time I posted, I promised stories from my trip to Guyana in July 2007. I was on a quest for some of the country’s exotic (and toxic!) frogs with collaborator Bruce Means, Executive Director of the Coastal Plains Institute and an adjunct professor at Florida State University. Tropical rainforest covers more than 80 percent—80…

Don’t Rake This Leaf

Lately, National Geographic has helped fund my research on toxic frogs in Madagascar‘s Ranomafana National Park. On a prior trip to that park, I encountered several snazzy reptiles to admire, including the aptly-named leaf tailed gecko, Uroplatus phantasticus, pictured above. No, that brown thing in the foreground isn’t a leaf—that’s really the gecko’s tail! This…