ELKerstum 1954 Growth Buffer hybrid Oct. 7 filed the edges smooth, wash of liver (I used grated lamb liver) passed through needle with ease. 10:20 A.M. Animals force fed: No. Body L Tail 1 10.9 mm. 11.3 2 11.1 7.2 3 10.7 4.5 4 9.2 <1 very weak. 5 9.9 8.6 6 10.7 2.1 7 10.2 8.9 heavily injected! 8 9.2 7.8 11:00 A.M. Animal #4 shows no reflex movement when leg pinned with forceps. Others are living, 3 or 4 are in alert head-raised stance, some fluttered against damp bottom of 5 1/2 x 8 1/2 x 5 1/2" aquarium used for these toads. The small size of these toads makes force feeding difficult. The end of the blunt needle could easily have done serious internal damage or the force of the injection mass itself. Vestigial-winged Drosophila added to small aquarium. Bottom of aquarium lined with slightly damp paper towel. Dr. R. Eakin has reason to believe that fruit flies themselves are not a