When Ben Bova sold his original original science fiction anthology The Many Worlds of Science Fiction in 1969, he invited Robert Silverberg to contribute to it. Silverberg penned "Something Wild Is Loose" in the final weeks of 1969, just after completing his psychedelic SF novel Son of Man.
Gorgon Planet
Robert Silverberg
book
Black Cat Weekly #2
Leslie Ford, David Brin, Jeff Cohen, Frank Lovell Nelson, Hal Charles, Hugh Walpole, Reginald Bretnor, Robert F. Young, Randall Garrett, Robert Silverberg
book
Across a Billion Years
Robert Silverberg
audiobook
Needle in a Timestack
Robert Silverberg
audiobook
The Master of Life and Death
Robert Silverberg
audiobookbook
Birds of a Feather
Robert Silverberg
audiobookbook
A Time of Changes
Robert Silverberg
audiobook
The Hunted Heroes
Robert Silverberg
audiobookbook
The Happy Unfortunate
Robert Silverberg
audiobookbook
Starman's Quest
Robert Silverberg
audiobookbook
The Judas Valley
Randall Garrett, Robert Silverberg, Gerald Vance
audiobookbook
The Madness of Cthulhu Anthology
Arthur C. Clarke, Robert Silverberg, Caitlin R. Kiernan, John Shirley
book