You can not apply human morality to them.
In the grand scale of the universe, there is no true right or wrong no true good or evil unless you take a religious angle, or spiritual angle.
What gives humanity the right to decide these things in a world or universe with other beings?
So is a hunter evil for hunting an animal?
Is an animal evil for killing something else?
Why is it wrong to kill humans but not animals?
Lol I sound like a vegan I know, but you can’t pick and choose if other races or species are involved that are extraterrestrial.
Not a simple topic I know, but preds arent evil.
They’re literally a perfect example of neutral.
However, if they were doing a grand scale invasion, different story. Then can be considered possibly evil.