species extinction

‘Biggest and smallest creatures at top risk of extinction’

Animals on both the large and small side of the spectrum face the most risk of extinction -- but for very different reasons, each with vast consequences for the planet, researchers said Monday.

Underwater Fossil Graveyard Reveals Toll of Human-Caused Extinction

On Abaco Island, a graveyard of fossils at the bottom of a flooded sinkhole suggests that humans caused more animals to go extinct than natural changes in the climate