Aflo / ic-04407 Child playing opticians with Golden retriever wearing glasses.

Phil Savoie / Common opossum {Didelphis marsupialis} playing dead as defence strategy

John Downer / Hypnotised pigeons, immobilised by tucking head under wing. Defensive behaviour.

Mark Brownlow / White doves in trance, lying on back, feigning death in self defence. When line drawn from their beak they fall into a trance