convergent evolutiondescent from a common ancestor
Increasing complexityTransitional formsGeographic distribution A fossil called Tiktaalik has been found to be halfway between a fish and the earliest land animals.
A fossil called Tiktaalik has been found to be halfway between a fish and the earliest land animals.
constancy within specieschange over time
Increasing complexityTransitional formsGeographic distribution The oldest forms of life were much more simple than the newest forms of life.
descent from a common ancestororiginal traits
Did you find these answers helpful?