Commissioned for the anthology Dinosaur Fantastic, edited by Mike Resnick and Martin H. Greenberg (DAW, 1993); first published in On Spec: The Canadian Magazine of Speculative Writing, Summer 1993.  Later it was reprinted in several anthologies including On Spec: The First Five Years, Dinosaurs II, and Northern Stars. In 2008 it was included in Iterations And Other Stories collection (1st editi...