Frog Resembles X-Men's Wolverine 80
sciencehabit writes "Scientists have discovered a frog with retractable claws that pierce its skin every time they come out. What's more, the researchers believe the frog heals itself after pulling its claws back in."
Re:Additionally (Score:3, Interesting)
Males of the species, which grows to about 11 centimetres, also produce long hair-like strands of skin and arteries when they breed.