Puff Adder Skull (IMAGE)
Caption
Like other vipers, puff adder skulls have hinged jaws that deploy the fangs when the animal opens its mouth to strike.
Credit
Photo by L. Brian Stauffer; specimen (c) Field Museum of Natural History FMNH 11006
Usage Restrictions
Photo may be used only with stories about the research described in this release. Credit required: Photo by L. Brian Stauffer; specimen (c) Field Museum of Natural History FMNH 11006
License
Licensed content