Letters.

Autor: Skala, Greg, Walker, Mac, Graf, Robert, Fowler, James L., McMillan, Ken, Rizzuto, Paul
Předmět:
Zdroj: Science News for Kids; 1/2/2010, p22-22, 1p, 2 Black and White Photographs
Abstrakt: Several letters to the editor are presented in response to articles in previous issues including "Ancient beavers did not eat trees," in the November 21, 2009 issue, "Scientific Observations," in the November 7, 2009 issue, and "Climate might be right for a deal," in the December 5, 2009 issue.
Databáze: Complementary Index