All you need to do is:

Hide in water

Swing a touch

Or get your self a frog to follow you round

One more thing on Xbox you need to be in 3rd person so you can damage them.

If being targeted get into the water and they won't attack even if ur only ankle deep.

They can be killed if you switch to third person or use a Dino

Can only be damaged if you are in third person or using a tame

This thing destroy crops whenever they fly through make sure everyone can see this