Bugs from Hell
http://astrobiology.nasa.gov/articles/2002/1/23/bugs-from-hell/

Roberta Friedman , NASA Astrobiology Institute


This NASA Astrobiology Institute article provides information about life found approximately 2 miles beneath the Earth's surface. These rock-dwelling "endoliths" are thought to feed on gases escaping through fractures in deep rock. The article features color photographs as well as hyperlinks to related sites.

This resource is referenced here:
Subject: Biology:Ecology:Habitats:Within Rock, Biology:Astrobiology, Microbiology
Resource Type: Scientific Resources:Overview/Reference Work
Grade Level: General Public, College Lower (13-14), High School (9-12), Middle (6-8)
Extreme Environments: Anoxic, Extremely Hot
Theme: Teach the Earth:Course Topics:EcologyKeyword: Bacillus infernus