Simple, it squirts out the dark ink from its body, that spreads quickly in the water and then it is very difficult to see past it, while they attacker is wondering where it went, the octopus swims away quickly
Explanation:
Conserving water is important because it keeps water pure and clean while protecting the environment. Conserving water means using our water supply wisely and be responsible. ... It is important that we must not pollute your water as many do not realize just how important and scarce water is.