How long can the Ruby-throated Hummingbird sustain non-stop flight across the Gulf of Mexico?

Answer

Up to 20 hours straight

The Ruby-throated Hummingbird demonstrates incredible endurance, capable of flying non-stop for up to 20 hours straight across the Gulf of Mexico during migration.

How long can the Ruby-throated Hummingbird sustain non-stop flight across the Gulf of Mexico?
speciesbirdStatehummingbird