Detailed Instructions: Given a text, write a compressed version of it in a single sentence.
Problem:"Outside the farmyard, but still (usually) within farmland territory, the crow and rook are both named for their harsh call or caw , and though less common, the chough and the raven are similarly named."
Solution:
The crow and rook are both names for harsh call or caw, and less commonly called chough and the raven.