Elaphe davidi

Elaphe davidi, also known commonly as Pere David's rat snake, is a species of snake in the family Colubridae. The species is endemic to East Asia.

Etymology
The specific name, davidi, is in honor of Armand David, who was a French zoologist and priest.

Geographic range
E. davidi is found in China and North Korea.

Habitat
The preferred natural habitats of E. davidi are forest and grassland, at altitudes of 100 –, but it has also been found in agricultural areas such as orchards.

Diet
E. davidi preys upon frogs, lizards, and snakes. Captive specimens have also eaten mice.

Reproduction
E. davidi is oviparous. Eggs are laid in August, and clutch size is 7–8.