The museum is dark.
The museum is quiet.
The museum is supposed to be empty.
"OOOooooOOO!"
Sue stops. "Is it a ghost?!"
Fillbert pushes up his acorn hat. "Scouts don't believe in ghosts."
Then a shadow swoops right over their heads.
"OOOooooOOO!"
"Is it a ghost?!" they both yell.
It's a bat. Just a bat. The bat flies away.
"...Scouts don't believe in ghosts," says Fillbert, again. Louder this time.