Presumably they meant that they'd sacrifice some material value for some animals, not that every animal on Earth has infinitely more value than inanimate goods.

> infinities cannot be compared

That's either a mathematically illiterate assumption or a very strange philosophical hill to die on.

> some tragedies cannot be averted

Sure. The question is what to do about the ones that can be averted.

> some decisions are impossible to make

> and "prioritization" is a distraction that forces choices when choices are not strictly necessary.

Again, the question is what choices to make when you can (arguably must) make them. Saying they're impossible is just refusing to take responsibility. You either do something, or you don't.