Coyotes- omnivores, vultures- scavengers, cattle- herbivores, alligators- carnivores
Amount of wear, and how long they are may contribute with age and maybe even coloration and pigment.
DNA has sequences that mRNA finds the pair for (ex. DNA says AGC, RNA says UCG)
with that, they only come in 3 nucleotide increments.
C
Hot springs are heated by the geothermal heat- heat from the Earths interior.