Chicken grit should not be confused with a calcium supplement like oyster shell. Grit is for the purpose of aiding in digestion. Oyster shell is for the purpose of adding calcium to your laying flockâs diet. Calcium is the main component in egg shells and is an important element to supplement into your henâs diet.
Castles. The Normans were master castle builders. After 1066, England witnessed a massive castle building programme on the orders of William the Conqueror. First, motte and bailey castles were built.Once William had firmly established his rule in England, he built huge stone keep castles.By the time of Edward I, concentric castles were being built.fter 1066, England witnessed a massive castle building programme on the orders of William the Conqueror. First, motte and bailey castles were built.
The Normans from France, introduced the Motte and Bailey castle to England, when they invaded the country in 1066. It is believed that as many as 1000 Motte and Bailey Castles were built in England by the Normans.indsor Castle-the first motte and Bailey castle. There were motte and bailey castles all over England and along the frontier of Wales. Many of England's existing castles began as motte and bailey castles.