“Frog skin is frankly baloney,” said Kim Lewis from Northeastern University in Boston. “The scientific community has gone through tens of thousands of AMPs and not a single one of them made it through ...

"The quality of preservation of the fossil frog skin is amazing—even subcellular structures, such as collagen fibers, are ...

But frogs may yet hold clues to killing pain. At least one frog does deploy an opioid: the waxy monkey tree frog (Phyllomedusa sauvagii), whose skin is laced with the peptide dermorphin. Although the ...

and Greening's frog (Corythomantis greeningi). Both are found in Brazil and produce skin secretions like other poisonous frogs - but these species have spiny bone protrusions that make their poison ...