We humans have long viewed ourselves as the pinnacle of evolution. People label other species as “primitive” or “ancient” and ...

A microorganism whose evolutionary roots can be traced to the era of the first multicellular animals may provide a glimpse of how single-celled organisms made a critical evolutionary leap. In ...

A 370-milion-year-old, primitive fish sported a weird pair of fins just below its anus, new research shows. The strange appendages, detailed today (April 9) in the journal Biology Letters, were found ...

Single-celled organism harbors protein sensor that was thought to be restricted to multicellular animals. A microorganism whose evolutionary roots can be traced to the era of the first multicellular ...

Add Yahoo as a preferred source to see more of our stories on Google. In fact, much of the channel is devoted to homes for dogs, cats, ducks, rabbits and other vulnerable critters found in the jungle.

Choanoflagellates are primitive microorganisms whose evolutionary roots can be traced to the era of the first multicellular animals (metazoans). In December 18 Proceedings of the National Academy of ...

Recent studies indicate that shallow marine environments were crucial in transitioning primitive life forms into more complex animals, as discussed in the journal Science. Initially, ...

A 370-milion-year-old, primitive fish sported a weird pair of fins just below its anus, new research shows. The strange appendages, detailed Tuesday in the journal Biology Letters, were found on an ...