WASHINGTON — Chemo for a gecko? Right-o. Humans have used geckos in the pursuit of skin cancer treatments. So it seems fitting that when a gecko at the National Zoo was spotted with tumors ...

Intrigued, they caught several for a closer look and soon realized they’d found a new species: Goggia sabula, or the gravel pygmy gecko. A Goggia sabula, or gravel pygmy gecko. Photo from ...