They also found evidence that the eggs were produced more often than would be expected from the typical red junglefowl, ...

In other words, eggs were a critical adaptation for the ... which is thought to have diverged from its closest wild relative, the red junglefowl (Gallus gallus), around 8,000 years ago in ...

Zody and his colleagues have been researching the differences between the red junglefowl and its barnyard descendants, including “layers” (breeds raised to produce prodigious amounts of eggs ...