Hi guys,
Last summer in France (Vendée region) I had the occasion to witness an unusual behavior by western whip snakes: a specimen was feigning death after a short handling. For those interested, I wrote a short note providing more details about this observation. It can be downloaded (for free) here:
https://www.sendspace.com/file/atcc2q
Source: The Herpetological Bulletin
https://thebhs.org/publications/the-herpetological-bulletin/issue-number-142-winter-2017/1087-12-i-hierophis-viridiflavus-i-lacepede-1789-feigning-death-when-handled?format=html
Cheers,
Guillaume