Dieffenbach's rail (Gallirallus dieffenbachii) specimen. This species is extinct.

---

Size: 2768px × 6313px
Photo credit: © NATURAL HISTORY MUSEUM, LONDON/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: agate, amorphous, background, banding, black, chalcedony, cross, cross-section, cut, dioxide, earth, geode, geological, geology, mineral, mineralogy, pattern, patterned, patterns, polished, queensland, science, section, sectioned, silica, silicon, slice, specimen, stone, surface, uruguay