.

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Guards.

https://en.wikipedia.org/wiki/Guard





Bodyguard




"DEVGRU soldiers protecting Hamid Karzai" by http://www.americanspecialops.com/photos/devgru/devgru-bodyguards.php. Licensed under Public Domain via Commons - https://commons.wikimedia.org/wiki/File:DEVGRU_soldiers_protecting_Hamid_Karzai.jpg#/media/File:DEVGRU_soldiers_protecting_Hamid_Karzai.jpg



Security guard




















"Private factory guard" by Robbie Sproule from Montreal, Canada - Flickr.com - image description page. Licensed under CC BY 2.0 via Commons - https://commons.wikimedia.org/wiki/File:Private_factory_guard.jpg#/media/File:Private_factory_guard.jpg

Prison officer


Border guard


Coast guard


National Guard




Guard dog



"Dobermann". Licensed under CC BY-SA 3.0 via Commons - https://commons.wikimedia.org/wiki/File:Dobermann.jpg#/media/File:Dobermann.jpg


Livestock guardian dog



Guard llama



"Guard llama and flock-enhanced" by Paul Keleher from Mass, US, photoshopped by Zanaq. Licensed under CC BY 2.0 via Commons - https://commons.wikimedia.org/wiki/File:Guard_llama_and_flock-enhanced.jpg#/media/File:Guard_llama_and_flock-enhanced.jpg


Electronic Wachdog




























Knightscope










































"PnP-Expo-55" by Knightscope Photography Team - http://knightscope.com/gallery/. Licensed under CC BY-SA 3.0 via Commons - https://commons.wikimedia.org/wiki/File:PnP-Expo-55.jpg#/media/File:PnP-Expo-55.jpg








PSNI Cardboard Policeman at the entrance to Buttercrane Shopping Centre
Such cutouts are used as a crime prevention measures.