How poison frogs built a chemical weapons system one evolutionary step at a time

Poison frogs are small and brightly colored amphibians that originate from Central and South America. As suggested by their ...
Morning Overview on MSN

Study traces how poison frogs evolved step-by-step toxin defenses

The golden poison frog of Colombia packs enough toxin in its skin to kill ten grown men, yet it produces none of that poison itself. Like other poison frogs, it harvests alkaloids from the ants and ...
Hosted on MSN

1 dose of frog gut bacteria erased cancer in mice, humans next

A bacterium living quietly in the intestines of a tiny tree frog has done something cancer researchers spend careers chasing: it wiped out established tumors in mice with a single treatment. The ...
WBUR

For two N.H. kids, collecting frog eggs leads to published research paper

When 8-year-old Ava Calsbeek spotted some wood frog eggs in a pond near her family’s home in Hanover, she noticed they were black on one side and white on the other. Ava showed her dad, Ryan Calsbeek, ...
New Hampshire Public Radio

Tadpole scientists: Two NH kids co-publish a research paper on frog eggs

When 8-year-old Ava Calsbeek spotted some wood frog eggs in a pond near her family’s home in Hanover, she noticed they were black on one side and white on the other. Ava showed her dad, Ryan Calsbeek, ...