A fairly small number of known species evolved to the vaguely humanoid form, but 100% of known species with a human level of higher intelligence have had roughly this body plan, it’s really not unreasonable to extrapolate that this could be a common body plan for intelligent aliens.
A fairly small number of known species evolved to the vaguely humanoid form, but 100% of known species with a human level of higher intelligence have had roughly this body plan, it’s really not unreasonable to extrapolate that this could be a common body plan for intelligent aliens.
Taken more seriously, having the evolutionary background to have:
another human-like civilization is pretty unlikely.
So the crabs don’t talk to you either