Carolina Biological Supply Company:
Daphnia pulex
Carolina Biological Supply Company:
Solution in beaker
Carolina Biological Supply Company:
Solution being stirred in a beaker
Carolina Biological Supply Company:
Chicken embryo - 24 hours
Carolina Biological Supply Company:
Chicken embryo - 6 days
Carolina Biological Supply Company:
Chicken embryo - 14 days
Carolina Biological Supply Company:
Bullfrog tadpole
Carolina Biological Supply Company:
Horsefly eye
Carolina Biological Supply Company:
Rattlesnake skeleton