Before animals, evolution waited eons to inhale
Monday, July 25, 2016 - 15:01
in Biology & Nature
Time to smash the beaker when thinking about oxygen concentrations in water, at the time when animal life first evolved. Oceans stacked oxygen here and depleted it there, as a new novel model demonstrates. It may well toss a wrench into the way we have dated the evolution of the earliest animals.
