Genetics

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Tag archives for Genetics

The skeletons of female (larger, background) and male (smaller, foreground) Dinornis robustus, with a pigeon skeleton for comparison. From Allentoft et al 2010. A little more than 700 years ago, multiple species of the gigantic, flightless birds called moas were still running around New Zealand. They ranged over almost the entirety of the North and…

A grey mouse lemur (Microcebus murinus). Image from Wikipedia. Charles Darwin’s visit to the Galapagos Archipelago has been celebrated time and again for its influence on his evolutionary thoughts, but I have to wonder what would have happened if the Beagle skipped the Galapagos and visited Madagascar instead. What would Darwin have made of the…

A muskox (Ovibos moschatus), photographed in Alaska. From Flickr user drurydrama. Of all the mass extinctions that have occurred during earth’s history, among the most hotly debated is the one which wiped out mammoths, saber-toothed cats, giant ground sloths, and the other peculiar members of the Pleistocene megafauna around 12,000 years ago. It was not…