(Sorry, I didn’t see your comment until now.)
Animal Ethics has some bibliographical lists: https://www.animal-ethics.org/bibliographical-lists/
Kyle Johannsen’s book Wild Animal Ethics has extensive reference lists https://philpapers.org/rec/JOHWAE-2
(Sorry, I didn’t see your comment until now.)
Animal Ethics has some bibliographical lists: https://www.animal-ethics.org/bibliographical-lists/
Kyle Johannsen’s book Wild Animal Ethics has extensive reference lists https://philpapers.org/rec/JOHWAE-2