Are chickens in The Bible?

Yes chickens are in the Bible.

Luke 13:34-35

"How often have I desired to gather your children together as a hen gathers her brood under her wings" 

Matthew 23:37

• "O Jerusalem, Jerusalem, thou that killest the prophets, and stonest them which are sent unto thee, how often would I have gathered thy children together, even as a hen gathereth her chickens under her wings, and ye would not!"