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Image of the Day: Early Bilaterian
Image of the Day: Early Bilaterian
The newly described Ikaria wariootia was a small, wormlike creature that marked an important evolutionary step between early multicellular organisms and more complex modern animals.
The newly described Ikaria wariootia was a small, wormlike creature that marked an important evolutionary step between early multicellular organisms and more complex modern animals.
bilaterian
Sea Anemones Illuminate the Evolution of Embryo Development
Abby Olena, PhD | Sep 11, 2017 | 4 min read
A study of a simple marine animal suggests that the common ancestor of cnidarians and bilaterians may have had three germ layers instead of two.