Most frogs defend themselves with toxins that sit passively in their skin, but only two species are known to go a step further and actively inject venom into anything that grabs them. These little ...

Deep in the tropical forests of Colombia, you come across a small, beautiful frog. You’re captivated by its brilliant color ...

Add Yahoo as a preferred source to see more of our stories on Google. The Panamanian golden frog (Atelopus zeteki) has been extinct in the wild since 2009, thanks in part to a deadly skin disease. Now ...

This newly discovered poison frog may represent an evolutionary step on the pathway towards developing brilliant warning coloration associated with other poison dart frogs. A small reddish-brown frog ...

Scientists have discovered a new species of poisonous frog—brightly colored and measuring just a few millimeters—in the Amazon, according to a Peruvian government agency in charge of environmental ...

Deep in the Panamanian jungle, conservation biologist Brian Gratwicke and his team hunted a radio transmitter signal that led them to a ferocious-looking whip scorpion in the middle of a meal. Some ...