Skulls gone wild: How and why some frogs evolved extreme heads – Research News https://www.floridamuseum.ufl.edu/science/how-frogs-evolved-extreme-skulls/
Many frogs look like a water balloon with legs, but don’t be fooled. Beneath slick skin, some species sport spines, spikes and other skeletal secrets. While most frogs share a simple skull shape with a smooth surface, others have evolved fancier features, such as faux fangs, elaborate crests, hel
Hemisus guineensis, the Guinea shovelnose frog of sub-Saharan Africa, spends most