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Tunicates are marine invertebrate chordates that occupy a singular phylogenetic position as the closest extant relatives to vertebrates. Their diverse life histories, which include both solitary and ...

Researchers describe a 500 million-year-old tunicate fossil species. The study suggests that the modern tunicate body plan was already established soon after the Cambrian Explosion. Karma Nanglu says ...

CORVALLIS, Ore. – An aggressive, invasive aquatic organism that is on the state's most dangerous species list has been discovered in both Winchester Bay and Coos Bay, and scientists say this "colonial ...

Karma Nanglu says his favorite animal is whichever one he’s working on. But his latest subject may hold first place status for a while: a 500-million-year-old fossil from the wonderfully weird group ...