onlinecollegedegreee.blogspot.com Your oldest living relative is a jelly, not a sponge.
onlinecollegedegreee.blogspot.com Your oldest living relative is a jelly, not a sponge.
Your oldest living relative is a jelly, not a sponge. An active debate among zoologists as to which ancient creature is the first true animal was just settled after an analysis of the comb jelly genome. Turns out we are descended from these ctenophores — an extant species that emerged 700 million years ago — and not sea sponges.
Image: Stefan Siebert/Brown University.
onlinecollegedegreee.blogspot.com Your oldest living relative is a jelly, not a sponge.