Another thing he did that was particularly unhinged was during the frog dissection. He was retiring after the lesson, so he started throwing random frog organs around the classroom. That summer, he ...

In the 1930s, scientists began shipping African clawed frogs around the world for pregnancy testing. What they didn’t know was that the frogs carried a deadly fungal pathogen. That fungus would go on ...

Early in development, many animals pick a team—male or female—based on their genetics, and, with time, acquire the ...

The highlight of the haul is two years’ worth of preserved marine animals for dissection: about 500 small squid, plus some starfish, sea urchins and sand dollars.

Most amphibians die when exposed to salt — except the crab-eating frog, which thrives with it. Here’s how it rewrote the ...

If not for a pair of Smithsonian scientists, the fingernail-size frog from Brazil would have likely gone extinct without ever being described ...

The use of radiation in medicine is continuously evolving, due to clinical and technological developments. New imaging and therapy modalities require accurate dosimetry and comprehensive quality ...

Green and golden bell frogs used to be everywhere in Australia, until a deadly virus reduced their range by 90%. Then Anthony Waddle stepped in.