Activity for syrus2010‭

Type	On...	Excerpt	Status	Date
Question	—	How feasible would non-jawed vertebrates be on land? In my alien world life has evolved very convergently with life on Earth. Carbon-based lifeforms managed to evolve multicellularity and evolved a lineage of organisms in line with early fish, however on my planet facial tentacles were favored rather than lost. As the notochord evolved and a skeletal s... (more)	—	over 4 years ago