A New History of Life

These Limbs Were Made for Walking (1520x21)

Ημερομηνία προβολής: Ιαν 01, 2013

How did vertebrates make the leap from water to land? Follow the quest for evolutionary transitional forms for land-dwelling vertebrates, focusing on the competing theories of gradualism and punctuated equilibrium. The answer to the puzzle may lie in a transitional environment between water and land.