Cane toads swallow prey using a complex pulley system of cartilage and muscle that travels so far down their throat, it butts up against their heart. The authors used X-ray videography to study the ...

Poison frogs living in human care aren’t poisonous, thanks to a “detox” diet of mild insects, like crickets and fruit flies. Can adding alkaloids to a frog’s diet help it regain its toxins and get its ...

Ecotoxicologist Cecilia Berg feeds the frogs in her laboratory at Uppsala University's Department of Environmental Toxicology, one of the few laboratories worldwide that performs life-cycle testing of ...

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 ...

While it's anatomically impossible for a human to swallow their tongue, a new study shows that cane toads (Rhinella marina) achieve this feat each time they eat. Cane toads swallow prey using a ...