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Crash Course Zoology
What is a Species?
Season 1
Episode 13
In the penultimate episode of Crash Course Zoology, we use everything we've learned so far to try and figure out what a "species" even is anyway! As you'll see, the incredible diversity of animals makes it really difficult to fit animals into neat categories so scientists have employed a variety of approaches to categorizing animals.
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12:32
We try to answer mysteries from DNA sequences to where all the baby eels are!
12:42
We discuss how animals use senses to explore their environment and communicate.
12:39
We walk through the history of eyes, how they work, and vision's evolutionary advantage.
12:45
We take a closer look at brains, how animals use them, and how some evolved to lose them.
13:35
We explore carnivores, herbivores, and omnivores and how animals help redefine food.
11:29
We try to figure out what that “average” animal would really look like.