That's because the anoles are an extraordinary example of convergent evolution—where different living things independently acquire the same adaptations to the same challenges. For example, each island has an anole that lives among twigs.
The different phenotypes expected are 1:2:1:2:4:2:1:2:1
<u>Explanation:</u>
Cross between AbBb X AbBb
F1 generation : AbBb
Zygotes – AB , Ab , aB , ab
F2 generation:
Genotype of the individuals from the cross = 1:2:1:2:4:2:1:2:1