Comparative Anatomy: What Makes Us Animals - Crash Course Biology #21
Hank introduces us to comparative anatomy, which studies the similarities and differences in animal anatomy to support the theory of evolution and the shared ancestry of living things. Crash...
========== Hi, I want you to
meet my friend Shoshanna. She's a Zebra Finch and
she is very good at it. She's here to help me
talk about comparative anatomy, which is the study of
similarities and differences between the anatomies of animals. We study comparative anatomy
because it helps us learn more about our evolution and
our shared ancestry. Organisms have their evolutionary
history written all over them, if you know what to look for. For instance, which of these two
living organisms would you say I'm more closely related to? Shoshanna the finch?
Or Gordon the plant? This isn't a quiz, but.... Sure, it is a quiz. It is the easiest quiz that you
will ever take in your life. Gordon is green and can make his
own food with just sunlight, water an...