The study of animal development from fertilization to birth.  

Embryology

- terminology
- autonomous specification
- conditional specification
- syncytial specification

Mechanisms of Developing Patterning

- embryology
- mechanisms of developmental patterning
- cell-to-cell communication

The study of embryonic developmental and other development processes, including cell regeneration, metamorphosis, aging, and disease development.   

Barresi, M. J., &amp; Gilbert, S. F. (2020). Developmental Biology (12th ed.). New York: Sinauer.