Especially with the less advanced species that shared our system.

Have the most advanced species of animals an intellect?

Its main character is described as "thriving like an advanced species in the neutral atmosphere".

And further, we're not the most technologically advanced species, either, which will sting every human's pride, I suspect.

Regardless of the dye used, the more evolutionarily advanced species had a smaller genome size than those with a lower evolutionary status.

"What you are describing just cannot be true in an advanced species," Archie insisted.

"We humans would never be able to distinguish between a living creature and a versatile machine created by a truly advanced species."

"And he's going to have to do all this without taking any risk of exposing the existence of other, more advanced species in the galaxy."