Body: Winter is almost here and most animals are migrating to warmer countries. 27 bird families flew away for the winter from near a mountain. If there were 41 bird families living near the mountain initially
Question: How many bird families were left near the mountain?
question_concat: Winter is almost here and most animals are migrating to warmer countries. 27 bird families flew away for the winter from near a mountain. If there were 41 bird families living near the mountain initially How many bird families were left near the mountain?