Darwin's Four Postulates
By: Andres Fernandez
What exactly are Darwin's Four Postulates and why are they so important? Lets find out!
1. Individual Variation - Darwin argued that there was a lot of variation within a species.
2. Inheritance - Darwin also noted that there was inheritance with a special and that offspring had similar traits and characteristics from their parents. Also that reproduction was not random.
3. Differential Survival - Darwin also noted that external factors also influenced survival.
4. Extinction - Darwin came toa conclusion that some traits from certain species are not fit for survival so in turn they would die off.