Is Bali Dangerous? Whenever you are planning a trip to a new country, it's always recommended to do some research on what you should be looking out for. If there is a high crime rate in a certain area, what to do in a natural disaster, any health tips that can help you avoid any dodgy illnesses. 1. Red-Necked Keelback. A highly dangerous and extremely poisonous snake, the red-necked keelback, can be seen all over the island of Bali. These snakes are most active during the day and are recognized by their red and yellow necks, olive green bodies, and black stripe that circle their neck. Tropical, occasionally dangerous, and fascinating to look at, these animals wander the wild lands and sometimes get caught up in the towns. Here is everything you need to know! Monkeys in Bali. Taking charge of the jungles, monkeys are one of the most widely populated animals in Bali. Out-of-State. Terrorism. Bali was the target of two terrorist bombings in 2002 and 2005. A number of terrorist groups, including the Islamic extremists of Jemaah Islamiyah, remain active in No! Tap water in Bali is not safe to drink unless it is first boiled or purified. Drinking directly from the tap can lead to a nasty case of 'Bali Belly,' and you're likely to spend way more time in the bathroom than on the beach. Plenty of dangerous animals are present in Bali, from thieving primates to venomous snakes to daunting sharks. These animals are fascinating to observe from afar, with intriguing appearances and personalities. Here is seven of the most dangerous animals roaming Bali island. Topics. 1. King Cobra. Scientific Name: Ophiophagus hannah. What is the most dangerous animal in Bali? Due to the high exposure level, the most dangerous animals in Bali are stray dogs. Unvaccinated and untrained, these dogs can be extremely territorial. If infected with rabies, dogs become aggressive and unpredictable, so could attack an innocent bystander at any time. Jellyfish. Bali is full of beaches and it is almost impossible not to spend time swimming there. Jellyfish is quite common in the waters of Bali, but they are not dangerous and only a bit painful. Jellyfish might not be the most dangerous animal in Bali you should be worried about, but don't ever underestimate it. jyA7h.