Items where Subject is "500 Natural Science and Mathematics/Ilmu-ilmu Alam dan Matematika > 590 Animals, Zoology, Wildlifes/Hewan-hewan, Binatang-Binatang, Zoologi, Alam Liar > 597 Cold-Blooded Vertebrates, Pisces, Fish/Vertebrata Berdarah Dingin, Ikan"