Bog turtle against black background

The palm-size bog turtle, smallest in the country, now survives mostly on private lands. Adapted to soggy soils, the species suffers where wetlands are filled or groundwater is diverted.

See more photographs from the January 2009 feature story "Last One."

摄影者：Joel Sartore
黑色背景下的牟氏水龟
手掌大小的牟氏水龟，是国家现存最小的龟类，大多生活在隐秘的土地上。它适合在潮湿的土壤中生长，但是现在由于湿地的被填和地下水的过分的抽取而濒临灭绝。想知道更多的照片可以查看2009一月《国家地理》的专题报道：《最后一只牟氏水龟》