Genetic Drift | Evolution Talk
Podcast: Play in new window | Download Subscribe: iTunes | Android | RSS | More Subscribe Options Podville is known for its frogs. There are two kinds: Blue and Green. Other than their difference in color they are almost exactly alike and, for some reason, Podville is the only place on earth that this particular species of frog exists.
Frog populations remained pretty much the same in Podville until the Great Fire of 2015. After the fire the population of blue frogs increased. Welcome to genetic drift, the subject of this week's episode of 'Evolution Talk'.