A frilled dragon may not appear especially large at first, but this reptile quickly changes the impression by opening its mouth and spreading the broad frill around its neck. The caretaker compares ...

The frilled dragon exhibits a distinctive large erectile ruff. This lizard usually keeps the frill folded back against its body, but can spread it as a spectacular display to scare off predators.

The frilled dragon exhibits a distinctive large erectile ruff. This lizard usually keeps the frill folded back against its body but can spread it as a spectacular display to scare off predators.

The frilled dragon exhibits a distinctive large erectile ruff. Researchers report that an ancestral embryonic gill of the dragon embryo turns into a neck pocket that expands and folds, forming the ...