Clasificación de la Biblioteca del CongresoQL

Africa(3,548) anatomy(703) animal behavior(2,590) animals(69,851) ants(1,319) arachnids(576) art(2,164) bears(2,270) bees(1,885) behavior(1,065) big cats(324) biography(3,994) biology(16,342) bird(1,198) birds(40,363) bugs(5,395) butterflies(5,733) cats(1,266) cetaceans(398) children(4,281) children's(6,483) conservation(2,138) dolphins(1,778) early reader(1,103) easy reader(1,374) ecology(3,290) educational(555) endangered species(1,065) environment(2,276) evolution(2,601) extinction(628) fish(3,863) forest(510) guide(1,690) guidebook(1,092) herpetology(1,027) history(2,831) informational(5,121) insect(647) insects(18,198) juvenile(2,140) juvenile non-fiction(1,120) kids(1,283) life cycle(2,228) life science(2,276) Life Sciences(521) lions(797) lizards(948) mammals(7,951) marine(560) marine life(1,147) metamorphosis(450) migration(912) monkeys(613) moths(842) natural science(1,553) natural world(444) nature(32,972) nature writing(501) North America(2,500) ocean(7,408) oceans(1,700) outdoors(653) owls(1,495) penguins(2,365) photographs(1,687) photography(2,410) picture book(11,287) polar bears(927) primary(653) primates(1,196) reader(724) reference(9,673) reptiles(5,858) science(54,703) science nonfiction(1,036) sea(1,166) sea life(1,265) snakes(3,000) species(246) spiders(3,748) spring(805) tigers(578) toads(402) travel(2,365) turtles(1,446) whales(2,854) wild animals(863) wildlife(5,806) winter(1,856) wolves(1,988) youth(881) zoo(2,079) zoo animals(495)