Galaxy Science Fiction: April 1963 Volume 21, Number 4
Illustrations by Ed Emshwiller, Jackson, Virgil Finlay, Mack. Cover by Ed Emshwiller (for "The Visitor at the Zoo")

Short Novel: "The Visitor at the Zoo" by Damon Knight [expanded book version titled Mindswitch (1965); a.k.a. The Other Foot.]

Novella: "Voyage to Far N'Jurd" by Kris Neville.

Novelette: "The Lonely Man" by Theodore L. Thomas.

Stories: "My Lady Selene" by Magnus Ludens
"On the Fourth Planet" by J. F. Bone.

Science: "For Your Information: Too Much Imagination" by Willy Ley

Frederik Pohl's editorial is "Dramatis Personae." Book Reviews by Floyd C. Gale.