Dar comida a los patos es un signo que son bienvenidos,porque ellos migran de Europa,vienen pa el verano no mas y se van.
Pero son los patos de mi familia,del lugar de mi avuela,yo se lo que los hizo ir aya de una parte,yo se responsable que sean muy bien.

There are reports of they being forced to join. Here they throw stones at the windshields to make them stop.
The legit trucker's strike have been taken by interventionists, this is people asking for military dictatorship (yeah there is still this kind of stupid), not cheaper fuel.
This video shows their methods.