Fern Spike (IMAGE)

Field Museum

Fern Spike

Caption

These are microscopic fern spores from the fossil record indicating the destruction of the planet's forests.

Credit

A. Bercovici

Usage Restrictions

Please include credit

License

Licensed content

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.