Science fiction tales of aliens who are not so nice to us humans—and sometimes downright murderous.

Includes stories by:

Octavia E. Butler
Damon Knight
R. A. Lafferty
Neal Barrett, Jr.
James Tiptree, Jr.
Howard Waldrop
Pat Cadigan
William Tenn
Philip K. Dick
Frederik Pohl
Robert Silverberg
Brian W. Aldiss
Tom Purdom
Harvey Jacobs
Raccoona Sheldon

Cover Art by Ron Miller

This is a work of fiction. All the characters and events portrayed in this book are fictional, and any resemblance to real people or incidents is purely coincidental.

First printing, December 1993

Printed in the United States of America

eISBN: 978-1-62579-112-2

Copyright 2013 by Gardner Dozois and Jack Dann

All rights reserved, including the right to reproduce this book or portions thereof in any form.

Electronic version by Baen Books