The snake family Typhlopidae consists of small, burrowing species with vestigial eyes. They are found in Australia, sub- Saharan Africa, India and some adjacent areas, and South America. What is the most likely explanation for this distribution?
A) convergent evolution in the different regions
B) rafting to the different continents from the point of origin on one of these continents
C) origin on Gondwana followed by continental drift and some range expansion
D) all of the above

Question

Quizplus · Accepted Answer

The most likely explanation is that the Typhlopidae family originated on Gondwana when the continents were still connected and then underwent range expansion as the continents separated due to continental drift.

The Snake Family Typhlopidae Consists of Small, Burrowing Species with Vestigial