Beware of the dog

Cave canem Roman mosaic at the entrance to the House of the Tragic Poet in Pompeii, Italy, 1st century AD
Mosaic at Pompeii
Notice at the Glasgow Necropolis
Beware of dog sign in Tokyo

Beware of the dog (also rendered as Beware of dog) is a warning sign posted at the entrance to a building or other private area indicating that a dangerous dog is within. Such signs may be placed to deter burglary even if there is no dog, or if the dog is not actually a competent guard dog.[1][2]

  1. ^ R Wright, RH Logie (1988), "How young house burglars choose targets", The Howard Journal of Criminal Justice, 27 (2): 92–104, doi:10.1111/j.1468-2311.1988.tb00608.x
  2. ^ C Wilkinson (1998), "Deconstructing the fort", Journal of Australian Studies