Glacier mice are rare fuzzy little green balls that mysteriously move in herds atop some of the world's glaciers. They are not mammals, but they are kind of cute and may be important parts of glacial ecosystems. Researchers are learning more about them.

References and Resources

• Primary literature: Rolling stones gather moss: movement and longevity of moss balls on an Alaskan glacier
• • If this link does not work for you use the link in the NPR article below
• Article: Herd Of Fuzzy Green 'Glacier Mice' Baffles Scientists (NPR)
• Cute Aggression: Why We Want to Squeeze Cute, Little Things

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