How to write if a dog bites please come close

Dogs will bite, please don’t get close to them and write like this. Beware of vicious dogs. Signs: There is a vicious dog in the hospital. Don’t let the faint of heart in. Those who trespass without permission and are bitten by vicious dogs will be responsible for the consequences. There is a vicious dog inside, be careful of hurting anyone. Make and hang signs on doorways and fences saying Beware of Dogs. There are many well-made iron signs online, with slogans in both Chinese and English. Just buy one, it’s not expensive.