Hey all, this is going to be the last episode before christmas since I wasn't able to bring my recording stuff with me on vacation. The episode is a very cursory overview of species concepts and of speciation. Have you ever considered what we actually mean when we say the word "species"? It's not such an easy question to answer. How you define species can really change how you look at the world, and how you perceive evolution. So let's explore the concept! What are species, and how do they evolve?