Clasificación de la Biblioteca del CongresoQL737.C27

Africa(1,750) animal behavior(474) animals(19,996) anthropology(468) bat(97) bears(2,236) behavior(254) big cats(357) biology(2,875) canine(80) cats(820) cetaceans(398) children(1,026) children's(1,634) conservation(718) coyotes(190) dolphins(1,636) early reader(430) easy reader(424) ecology(666) endangered species(316) environment(498) evolution(510) extinction(105) fall(254) forest(210) fox(126) Grade 2(156) hippo(118) history(770) hunting(185) informational(1,118) juvenile(612) juvenile literature(186) juvenile non-fiction(313) kids(336) life cycle(194) life science(456) Life Sciences(87) lion(115) lions(641) mammals(7,211) marine(187) marine life(371) monkeys(550) narrative nonfiction(132) natural science(233) nature(5,732) North America(308) ocean(2,020) oceans(512) photographs(457) photography(621) picture book(2,614) polar bears(806) primary(199) primates(1,005) rabbits(278) reader(234) reference(1,086) science(10,843) science nonfiction(155) sea(296) sea life(374) tiger(143) tigers(550) whales(2,756) wild animals(420) wildlife(1,562) winter(318) wolf(218) wolves(1,736) youth(271) zebras(63) zoo(559) zoo animals(187)