Colombian sea creature reveals origins of complex ocean life 500 million years ago |
Colombian sea creature reveals origins of complex ocean life 500 million years ago (Credit: Enric Sala, National Geographic Pristine Seas) Scientists working in Colombian waters have documented 15 species of comb jellies, translucent marine animals known scientifically as ctenophores, including six not previously recorded in the region. The findings come from surveys led by researchers…