>>31058
First they come in secret, then they come in peace and by the time mankind notices what's going on, entire governments are already under their
thumb bosom.
They assimilate every last human bloodline on the planet, until systematic generational fox-fucking leads to an overpopulated planet consisting entirely of foxes and a small "human" male demographic, which is genetically incapable to sire anything other than more foxes and corrupted males.
When the population nears critically high numbers, they stage a mass migration and depart through portals towards dozens of fresh hunting grounds, leaving behind a breeding world which will continue to re-populate and spread foxes every few centuries.
Neither human, elf, dwarf, nor any other humanoid xeno is safe from these relentless predators in their endless drive for genetic evolution.
They're as they say: the perfect organism