The following is an excerpt.
One is a creature of the briny deep, a bizarre survivor of a long-forgotten era that holds clues to how our marine ancestors grew limbs and clambered onto land. The other is the bestriped occupant of household aquariums that could prove to be a valuable weapon against a range of genetic disorders.
Two fish with life histories so different they would never meet in the wild. Yet this week the ponderous coelacanth (SEE-lah-canth) and the perky zebrafish are sharing the scientific limelight. They are the latest in a growing club of species to have their complete genomes published – a sign of how crucial animal genomes are to understanding human origins and disease.
Read the full article here: One fish, two fish: what their DNA says about us