Reptiles include a common garter snake, bearing scars from cuts from becoming entangled in garden netting.
From the sfgate.com
Throughout much of the newt's range, the common garter snake has been observed to exhibit resistance to the tetrodotoxin produced in its skin.
From the en.wikipedia.org
An example is the production of tetrodotoxin in the rough-skinned newt and the evolution of tetrodotoxin resistance in its predator, the common garter snake.
From the en.wikipedia.org
Scientists have documented an evolutionary arms race between rough-skinned newts and common garter snakes along the Pacific Coast, with some snake populations becoming resistant to the local newts.