Cover picture: Three segments of a dissected thirdinstar Drosophila larva. Green muscles are stained with anti-Discs large, red synapses are stained with anti- DVGLUT (Drosophila vesicular glutamate transporter), and blue nerves are stained with anti-HRP (horseradish peroxidase). For details, see the article by Daniels et al. in this issue (pages 10466–10474).