Q: Given a text, write a compressed version of it in a single sentence.
Lying to the north of Huntington Beach is the Bolsa Chica Ecological Reserve, a salt marsh that harbors more than 300 types of birds, which you can see along a 112-mile (212-km) loop trail.
A:
North of the Huntington Beach is salt marsh, the Bolsa Chica Ecological Reserve containing over 300 bird species