More recently, phylogenetic taxonomy has become a common system of classification in vertebrate paleontology whereby groups are defined by shared common ancestors.

However, the mother and father normally do not share alleles as a result of shared ancestors.

These remains demonstrate a likely shared ancestor of modern mako and great whites.

Abraham recounts his personal search for the shared ancestor of Jews, Christians, and Muslims.

This apparent paradox is explained by shared ancestors.

Where all surviving copies agree, scholars can assume that the original copy (or at least the last shared ancestor of the survivors) held the same words.

The shared common ancestor may have lived about 2,000 years ago or so.

Just who Mr. Bopp's and the monarch's shared ancestor might be is unknown.

In human population genetics, haplogroups define the major lineages of direct paternal (male) lines back to a shared common ancestor in Africa.

Scientists believe the two sister species are descended from a shared ancestor whose once widespread populations were separated by climate change.