Skulls gone wild: How and why some frogs evolved extreme heads
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, helmet-like fortification and venom-delivering spikes. A new study is the first to take a close look at the evolution and function of these armored frog skulls.
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Notícia- PHYS.ORG
