Perhaps 'Oryx and Crake' by Margaret Atwood? (https://en.wikipedia.org/wiki/Oryx_and_Crake https://en.wikipedia.org/wiki/Oryx_and_Crake). She calls it 'speculat

Perhaps 'Oryx and Crake' by Margaret Atwood? (https://en.wikipedia.org/wiki/Oryx_and_Crake https://en.wikipedia.org/wiki/Oryx_and_Crake). She calls it 'speculative fiction' so ...