Evolutionary History

Species Survival Dinosaur Evolution Ants Terrestrial Vertebrates Marine Life Extinct Life Forms Jawed Vertebrates Plant Evolution Cambrian Explosion Species Development Ediacaran Period Mesozoic Life Rodent Evolution

8 ARTICLES

4mo ago

550-Million-Year-Old Worm Shows Population Bias for Rightward Turns

Researchers say the pattern suggests early motility and coordinated sensory–muscular control that could mark the oldest example of lateralized behavior in animals.

5 ARTICLES

5mo ago

Early Asexuality Slowed Animal Evolution, Study Finds

5 ARTICLES

8mo ago

Oldest Articulated Bony Fish and Giant Megamastax Redraw Osteichthyan Origins

4 ARTICLES

last yr.

Grinding Tomography Reveals 40 New Squid Species in 100-Million-Year-Old Rock