Many species now going extinct may vanish without a fossil trace

We judge our planet’s biological past by using geological evidence – fossils. Fossils are the preserved remains or traces of animals, plants, and other organisms from the remote past. But not organisms form fossils, and not all fossils are preserved. Now, a new study found that many species might be vanishing without a trace, and this could make geologists underestimate previous extinctions and disruptive events...

http://www.zmescience.com/science/geology/fossils-trace-22032016/

Many species now going extinct may vanish without a fossil trace