Or at least select meat from local sources who aren't fed soy beans. And prefer chicken over beef. Preferrably also eco-friendly meat.
Not necessarily - I don't know about where you're from, but here our cows and sheep eat grass and live in fields that wouldn't be suitable for crops
I tried finding the English page corresponding to https://www.wwf.se/mat-och-jordbruk/kottguiden/ekologiskt-no... but failed ¯\_(ツ)_/¯
I'd actually make the argument that most dairy cattle have a much better life than any but the most "organic" chicken. Speaking for the situation here in Germany, where I studied veterinary medicine.
Mammal vs Fish is a very different question.