Further Reading

J. Raloff. “Rising carbon dioxide confuses brain signaling in fish.” Science News. Feb. 25, 2012.

S. Ornes. “Sea changes.” Science News for Kids. April 7, 2011.

M. Price. “Odor-chasing penguins.” Science News for Kids. Jan. 23, 2007.

K. Ramsayer. “Making sense of scents.” Science News for Kids. May 27, 2005.

S. Webb. “Picture the smell.” Science News for Kids. Oct. 2, 2006.

C. Gramling. “Stalking plants by scent.” Science News for Kids. Sept. 29, 2006.

Teacher’s questions: Questions you can use in your classroom related to this article.