poison

Poison Frogs Make Their Babies Toxic, Too

By Karl Gruber Strawberry poison frogs (Oophaga pumilio) of Costa Rica give their newborn tadpoles a built-in weapon against predators: alkaloids. Various animals and plants use alkaloids—naturally occurring, bitter-tasting chemical compounds—as a first line of defense. For instance, ...

Mass Poisonings Devastate African Wildlife, Incite “Urgent Measures”

The recent mass poisoning of vultures has prompted the Namibian Ministry of Environment and Tourism to propose urgent legislation that would ban over-the-counter sales of poisons and pesticides. (Read more: Elephant Poachers Poison Hundreds of Vultures to Evade Authorities) Further ...

Mass Poisonings Devastate African Wildlife, Incite “Urgent Measures”

The recent mass poisoning of vultures has prompted the Namibian Ministry of Environment and Tourism to propose urgent legislation that would ban over-the-counter sales of poisons and pesticides. (Read more: Elephant Poachers Poison Hundreds of Vultures to Evade Authorities) Further ...

Why Do Poisonous Caterpillars Jump?

Chris Darling stuck out his tongue and licked the caterpillar. It was 1998, and as a professor at the University of Toronto, Canada, this wasn’t Darling’s first foray into entomophagy. But it was his maiden taste of the caterpillar, ...