It’s irrelevant if they are eating animals. If they are illegal, they don’t belong there.
And that many should NEVER be inflicted on a community. It doesn’t have the resources to deal with them, and it is clearly destroying the city very rapidly.
It is the Cloward-Piven Strategy, developed in the 60’s by two Marxist Columbia University professors, and instituted by Obama.
In a nutshell, the strategy is designed to overwhelm the welfare system of a country until it collapses the government, then the Marxists take over and eliminate the opposition.
https://en.wikipedia.org/wiki/Cloward%E2%80%93Piven_strategy