Danio rerio (zebrafish) embryonic development
Images showing abnormal development due to lithium exposure
50% epiboly (side view)
View from animal pole showing embryonic shield at top of image
three day embryos
newly hatched three-day fish
Thanks to Vanderbilt Bruce Appel, Lilianna Solnica-Krezel, and Jimann Shin for their assistance in obtaining the embryos.