Quantcast
issue
Read articles, including Science News stories written for ages 9-14, on the SNK website.
CHAIN GANG

A new species of Early Cambrian arthropod formed sturdy chains (top) consisting of about 20 individuals. A closer look (bottom) at two attached arthropods shows that the tail of one is inserted into the carapace of another. Scientists are puzzled by the function of the chain. Credit: Derek Siviter

Follow Us
blogs & columns
multimedia
Not to miss
bookshelf