One night at the Hotel Midnight, the lyrics written and sung by jazz musician Rat are those inspired by his friendship with Bat, who plays the piano and writes the tunes.
While lost in a tunnel at Carlsbad Cavern, thirteen-year-old Jack, eleven-year-old Ashley, and their eight-year-old foster brother, Sam, think bats and darkness are their worst problems, until they stumble across thieves.
The bat's earliest ancestors, "chiropters," face great evolutionary changes, lead by the youngest son of the colony leader, Dusk, who is the only one that has the ability to fly and see during the night using his echo vision.
Discusses, through short essays and poems, ten endangered species that live in the skies, including scientific information about each, reasons for its endangered status, and descriptions of efforts to protect it.