PT - JOURNAL ARTICLE AU - , TI - Six-Legged Guinea Pigs AID - 10.2307/4445560 DP - 1976 Apr 01 TA - The American Biology Teacher PG - 250--253 VI - 38 IP - 4 4099 - http://abt.ucpress.edu/content/38/4/250.short 4100 - http://abt.ucpress.edu/content/38/4/250.full