Skip to main content

Scientists have long puzzled over a seemingly straightforward question: How many species live on Earth? And now, after nearly three centuries, experts have come up with a seemingly straightforward answer: 8.7 million. Experts hope the low discovery rate – just 10 per cent – will renew interest in taxonomy.

Report an error
Combined Shape Created with Sketch.

Combined Shape Created with Sketch.

Thank you!

You are now subscribed to the newsletter at

You can unsubscribe from this newsletter or Globe promotions at any time by clicking the link at the bottom of the newsletter, or by emailing us at privacy@globeandmail.com.