A Caltech study identified trunk neural crest cells as the origin of protective bony scales in fish, shedding light on the evolution of vertebrate armor. About 350 million years ago, your evolutionary ancestors and the ancestors of all modern vertebrates were merely soft-bodied animals living in th
How Fish Evolved Their Bony, Scaly Armor miragenews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from miragenews.com Daily Mail and Mail on Sunday newspapers.
During his career, Dunwiddie helped preserve many landmarks of Minnesota history, including the Minnesota State Capitol, Historic Fort Snelling, the James J. Hill House and buildings in downtown Red Wing.