The researchers discovered something curious about the tiny, shiny frogs’ behavior, too: they appear to be monogamous. The ...

From the brightly colored golden poison dart frog that secretes a lethal neurotoxin to the Cookie Monster-lookalike fish that ...

When observed by the scientists, the animals were paired up, suggesting that they are monogamous, which is extremely unusual ...

Poisonous birds contain far less toxin than the golden poison frog ... “aren’t killing themselves” is that they, like poison dart frogs, contain mutations in their sodium channels, which ...

While terrifying, many of these toxins have also inspired research into pain relief and medicine—proving that even nature’s ...

Colors: Bright yellow with black markings. One of the most toxic frogs in the world, its color serves as a warning. Colors: ...

The metallic poison frog, active during daytime hours, has a long-lasting trill, or call, of 21–45 notes. While perched on ...

New Guinea is home to some of the world’s most toxic birds. Why they contain poison, and how they withstand it is still a ...

They were poison dart frogs, and they were unlike any others the expedition team had seen before. Jet back with metallic turquoise-green stripes and orange “chrome” limbs, these frogs were ...