evolution of chickens
Texte du Storyboard
- I cant compete with all the bigger animals. 
- I wish I had better genes some was big a strong. 
- its my food and land 
- hey, it's so nice here and there is plenty of food.
- fine, you old fart. 
- get out of here you will bring the other meet eaters. 
- wow there's so much food but how do I catch them
- now that I have evolved I can thrive and start my own species.
- are we changing because of genetic drift or natural selection. 
- we are changing because of natural selection. 
- now that we have a  population we can continue to adapt to get new traits.
- how long will I under have mutations and variations?
- you will for the rest of your life because your alleles change forever, from adaptive radiation. 
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