As in backbones. Okay, no backbones yet, but you can see them forming in a pistachio like manner. These were collected on March 18, and were undifferentiated at that point. So this occurred within three days. The fatter end of the fold on the embryo will be the head.
Tagsaetosaur Agkistrodon contortrix Ambystoma Ambystoma maculata Angkistrodon Bat Bees beetle black rat snake blackwork bluet Box Turtle chelydra serpentina Chrysemys picta copperhead craft cricket frog cross stitch Desmatosuchus DMC earth earth chart Eastern Box Turtle Eastern White Pine Elaphe obsoleta Embroidery etui fossil free free cross stitch chart frog genus Nerodia Houstonia how to needlepoint Knitting Lasionycteris noctivagans Macrocallista nimbosa Manduca sexta moss Needlepoint needlepoint primer needlepoint project needlework nerodia Nerodia fasciata Nerodia sipedon north carolina North Carolina Museum of Natural Sciences North Carolina reptile Opheodrys aestivus painted turtle pitcher plant Poison ivy rat snake reptile Rough green snake Sarracenia Sarracenia leucophylla Silver-haired Bat small project Small Projects snake snapping turtle Spotted salamander Spring Peeper sunray venus Tobacco Hornworm toxicodendron radicans triassic trilobite turtle Uncatagorized upcycle Watersnake WIP