access-denied advice alert appropriate-behavior appropriate-behaviour asbestos avoid black care communicating communication concern damage danger dangerous demolition denied destruction directions fence fencing hazard hazardous health-risks keep-out mesh message no-access no-entry not-allowed not-permitted permission-denied prohibited prohibition red requirements restrictions risk risks risky safety sign unwanted warning warning-sign white background close-up eye eyes green grey leopard Planckendael power snow snow leopard strength teeth zoo tongue armor armored armorment armour armoured armourment backstraps bony ridges crocodile crocodylus-porosus dorsal-surface estuarine-crocodile exotic fauna hide hornback huge Indo-Pacific-crocodile large largest-reptile leather leathery lethargic omnivorous opportunistic opportunistic-predator osteoderms patterns powerful predator reptile reptilian ridges rough rugged saltwater-crocodile scales scutes skin tail tail-scutes territorial texture textured textures announcement be-careful beware careful cars caution cautious conditions informing Look looking lookout observant road-conditions road-risks rural signs slippage slippery slow slow-down speed speed-reduction tractor tractors traffic vehicles watch watch-out communicate information law legal no-standing no-temporary-parking parking refusal restricted restriction road road-safety road-side unacceptable barred bars control do not do not enter forbidden impede locked notice pipes posted prevent prevented Restrict amunition army artillery attack bomb bombshel bullet explosion explosive heavy military misfire missile rust rusty war weapon arrow attention electricity energy german germany Greek high voltage industrial lightning Multilingual ocher pictogram russian turkish yellow deep health polluted pollution protect protection rules toxic toxicity unhealthy water water-pollution water-toxicity weathered