University of North Carolina
Embryo Images Online
Understand mammalian embryology through these photos. Each photo contains descriptive text.
Alabama Learning Exchange
Alex: Why Comparative Embryology Matters in the Real World
For this lesson, middle schoolers compare similarities in the embryos of different organisms to look for features that would indicate common ancestry. They will then investigate how understanding this aspect of evolution has real-world...
CPALMS
Cpalms: Name That Embryo
In this lesson, learners will look at images of embryos from different organisms and identify similarities and differences between them to indicate possible evolutionary relationships. Includes PowerPoint and student handouts.
CK-12 Foundation
Ck 12: Plix Series: Comparative Anatomy: Comparative Embryology
[Free Registration/Login Required] Match the animals with their embryos and answer questions about their evolutionary ancestry.
PBS
Pbs Nova: Guess the Embryo
Every animal starts out as a single, fertilized cell. What happens then? Launch an interactive that showcases four similar-looking embryos. Can you guess what each one of them actually is? Watch them develop.
CK-12 Foundation
Ck 12: Life Science: Structural Evidence for Evolution
[Free Registration/Login may be required to access all resource tools.] Even though two different species may not look similar, they may have similar internal structures that suggest they have a common ancestor. That means both evolved...
The Wonder of Science
The Wonder of Science: Ms Ls4 3: Embryological Evidence of Common Ancestry
Work samples, phenomena, assessment templates, and videos that directly address standard MS-LS4-3: embryological evidence of common ancestry.
PBS
Pbs: Comparative Embryology: The Vertebrate Body
Provides a student handout in PDF format that looks at the developmental stages of five vertebrate organisms from fertilization to adult form. Students can look at the pictures to see the similarities and differences at the embryo stage...