Which animal famously inflates air sacs in its chest to produce loud, booming courtship sounds?

Howler monkey

Which actor is best known for portraying Rocky Balboa? What's the fictional metal indestructible shield of Captain America made from? The Erie Canal historically connects the Hudson River to which Great Lake? Which South American city is famous for its Carnival celebration featuring samba music and parades? Which character famously jumps on turtles and collects coins across side-scrolling levels in Nintendo games?