Activity for Luck‭

Type	On...	Excerpt	Status	Date
Question	—	Is it be possible for creatures to make use of other metals, besides or in conjunction with calcium or chitin, as part their endo or exo-skeleton? Hypothetically there is a large-ish planet, which is extremely dense due to its high metal content. This planet has relatively high gravity as a result. The fauna and flora have adapted to the high gravity by incorporating various suitable abundant metals into their structures and ligatures. I was im... (more)	—	about 5 years ago