Bruno Ćurko & Josip Guć "Odgoj za životinje - Razvoj kritične misli i bioetičkog senzibiliteta kod djece" only in croatian available, no e-book. English title would be "Education for Animals - Developing Critical Thinking and Bioethical Sensitivity in Children" (the Croatian word odgoj is directly translated as upbringing or nurturing, Erziehung?
Gabriela Kompatscher & Sonja Schreiner "(Artger)echtes Leben lehren" https://www.uibk.ac.at/projects/has/aktuelles/artgerechtes-leben-lehren-oa.pdf