This shell-less ocean creature evolved 140 million years ago: Scientists say it is the closest thing to an alien on Earth

If an alien intelligence were hiding somewhere on Earth, many scientists suspect it might look something like an octopus.Get ...
Celestium on MSNOpinion

If aliens exist, they probably look nothing like we imagined

This video explores what alien life might actually look like if evolution, physics, and planetary environments are allowed to ...
insider.si.edu

Alien species and evolution : the evolutionary ecology of exotic plants, animals, microbes, and interacting native species / George W. Cox

https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!743001~!0#focus ...