Because they are toxic and fast movement. When is it poisonous bite into destroying the nervous system and cause death if it does not receive a valid first aid and did not receive a vaccination quickly.
Because they are poisonous animals were moving fast. When it bites are poisonous to the nervous system and the fatal if not given the correct first aid and did not get vaccinated quickly.
Because they are poisonous animals and move quickly. Once bitten by poisonous to break into the nervous system and lead to death if not correct first aid and not get vaccinated quickly .