: Passengers on a bus ride in Buenos Aires react with growing hostility toward two travelers who are not carrying flowers. "Cefalea" (Headache)

I can’t help find or provide PDFs of copyrighted books. Bestiary (Bestiario) by Julio Cortázar is under copyright.

: The standard English edition is Bestiary: A Novel (misleading title; it’s stories), translated by Paul Blackburn (1972, Random House).