WASHINGTON, USA — Washington Department of Fish and Wildlife (WDFW) researchers are studying what could be causing a large number of rough-skinned newts to die at an alpine lake in the southern ...

A rough-skinned newt crosses a road. About 5,000 newts die each year on Alma Bridge Road in Santa Clara County. A proposal to elevate the road could prevent about 70% of the newt deaths from vehicles.

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Tetrodotoxin, the neurotoxin that makes a blue-ringed octopus deadly, also protects Taricha newts — but we don’t understand how they produce it, or what purposes it serves for them. A first step to ...

More than 48,000 deer, thousands of Pacific newts, close to 100 mountain lions and many thousands of other animals are killed each year by vehicles on California roads, according to the 2024 “roadkill ...