Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Some frogs and toads secrete poison through their skin ...

“If you look at the iguana, there’s a circle on the side of its head that’s actually a really good aiming point,” he says.

Fears about the impact of invasive, poisonous toads in Madagascar appear to be justified, suggests new research. The amphibians are driving a spike in deaths of a native snake species. Asian common ...

Wild crocodiles in Australia keep dying from eating toxic cane toads, so scientists have trained them to avoid the deadly meal by giving them a memorable dose of food poisoning. Cane toads (Rhinella ...