Glowing Pumpkin Toadlet Can t Hear Its Own Tiny Scream
Brachycephalus rotenbergae, a pumpkin toadlet.
Photo: Edelcio Muscat
Scientists in Brazil say they’ve discovered a new species of poisonous toad hidden in plain sight due to its close resemblance to another related species. Aside from their tiny size, the wee toads have brightly colored skin and bones that fluoresce under UV light, a feature that still isn’t completely understood.
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Study author Ivan Sergio Nunes Silva Filho, a zoologist at São Paulo State University, and his colleagues have been studying the biodiversity of the Brazilian Amazon for some time. Part of this work has involved untangling the genus of amphibians known as