If the biology is different enough, things like viruses wouldn’t easily cross between the planets. But bacteria could still probably exploit us (and them), and nothing would stop things with claws, teeth, and spikes from hurting us even if they couldn’t ultimately digest us.
If the biology is different enough, things like viruses wouldn’t easily cross between the planets. But bacteria could still probably exploit us (and them), and nothing would stop things with claws, teeth, and spikes from hurting us even if they couldn’t ultimately digest us.
Ah, drat! My one weakness! Claws! Oh, and teeth. So two weaknesses.
Oh, and spikes.
Oh, and fire.
Pointed rocks.
Long falls off of cliffs.
Ok, I have many weaknesses!
You’ll just have to come in again.
https://www.youtube.com/watch?v=LD6nxu8cNIA
I heard on the radio that bacteria is what killed the Martians