Introduction to Ecdysozoa: Invertebrates With Cuticles

We spent a lot of time going through the clade Spiralia, as it contains many phyla, but with that complete it's time to move on to its sister clade, Ecdysozoa, the other large category of protostomes. This clade contains most of all the animals on Earth, mainly due to containing the phylum Arthropoda, which is the most diverse phylum of all. What are the features that unite these phyla? What defines Ecdysozoa? Let's find out!

Script by Ryan Helcoski

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