pul·lus   [puhl-uhs]
–noun, plural pul·li  [puhl-ahy]
a young bird; a chick.
Origin:
1765–75; < NL, L: from pullulāre to sprout

Resources

What should (or shouldn't) my chicken's pooh look like?  Have a look for yourself at http://www.chat.allotment.org.uk/index.php?topic=17568.0!

What are "real free-range eggs", and are they more nutritious than USDA-defined "free-range" eggs and factory farm eggs? http://www.motherearthnews.com/Real-Food/2007-10-01/Tests-Reveal-Healthier-Eggs.aspx

What is the best way to store eggs? http://www.motherearthnews.com/Sustainable-Farming/1977-11-01/Fresh-Eggs.aspx