This question is far too general to be able to answer.
No.
Yes
Yes.
There are many African wading birds. It could be an Ibis or an Egret.
Yes
Yes, they do eat birds like ducks and wading birds.
Birds that walk around in water, like flamingoes and herons.
they eat fish i think
wading/water birds!
Sandpipers are wading birds. they are gulf coast animals.
Usually they are wading types of birds.
it depends how the piranha big