Fotos y sonidos de Wikimedia Commons (dominio publico o CC0: uso libre, sin atribucion obligatoria)

img/carne.jpg: File:RibEyeSteak.jpg | Public domain | Autor: King pigeon at English Wikipedia | https://commons.wikimedia.org/wiki/File:RibEyeSteak.jpg
img/hierba.jpg: File:Grass texture up close.jpg | CC0 | Autor: Kurt Kaiser | https://commons.wikimedia.org/wiki/File:Grass_texture_up_close.jpg
img/fruta.jpg: File:Citrus fruits.jpg | Public domain | Autor: Scott Bauer, USDA | https://commons.wikimedia.org/wiki/File:Citrus_fruits.jpg
img/pescado.jpg: File:Maquereaux etal.jpg | Public domain | Autor: Jastrow | https://commons.wikimedia.org/wiki/File:Maquereaux_etal.jpg
img/frutos-secos.jpg: File:Mixed Nuts (Alabama Extension).jpg | CC0 | Autor: Alabama Extension | https://commons.wikimedia.org/wiki/File:Mixed_Nuts_(Alabama_Extension).jpg
img/huevos.jpg: File:Chicken eggs 20101113.jpg | Public domain | Autor: Batholith (talk) | https://commons.wikimedia.org/wiki/File:Chicken_eggs_20101113.jpg
../assets/sonidos/aplausos.mp3: File:Applause ii.ogg (recortado a 5 s con final suave) | Public domain | Autor: thore (PDSound) | https://commons.wikimedia.org/wiki/File:Applause_ii.ogg
img/nutricion.jpg: File:Red squirrel eating cones (34888761515).jpg | Public domain | Autor: Yellowstone National Park | https://commons.wikimedia.org/wiki/File:Red_squirrel_eating_cones_(34888761515).jpg
img/relacion.jpg: File:Snowshoe Hare- Alert (6990916044).jpg | Public domain | Autor: Denali National Park and Preserve | https://commons.wikimedia.org/wiki/File:Snowshoe_Hare-_Alert_(6990916044).jpg
img/reproduccion.jpg: File:Female Mallard duck, with ducklings.jpg | CC0 | Autor: MetalGecko462 | https://commons.wikimedia.org/wiki/File:Female_Mallard_duck,_with_ducklings.jpg
img/elefante.jpg: File:African bush elephant (Loxodonta africana), Masai Mara.jpg | CC0 | Autor: Hobbyfotowiki | https://commons.wikimedia.org/wiki/File:African_bush_elephant_(Loxodonta_africana),_Masai_Mara.jpg
img/pajaro.jpg: File:House sparrow (Passer domesticus), Amrum.jpg | CC0 | Autor: Hobbyfotowiki | https://commons.wikimedia.org/wiki/File:House_sparrow_(Passer_domesticus),_Amrum.jpg
img/peces.jpg: File:Fish underwater.jpg | CC0 | Autor: Petr Kratochvil | https://commons.wikimedia.org/wiki/File:Fish_underwater.jpg
img/rana.jpg: File:Male Green Frog - Hunterdon County, NJ.jpg | CC0 | Autor: Contrabaroness | https://commons.wikimedia.org/wiki/File:Male_Green_Frog_-_Hunterdon_County,_NJ.jpg
img/lagartija.jpg: File:Podarcis muralis Moulin-Haut.jpg | CC0 | Autor: Jebulon | https://commons.wikimedia.org/wiki/File:Podarcis_muralis_Moulin-Haut.jpg
img/estrella-mar.jpg: File:Asterias rubens 307854603.jpg | CC0 | Autor: Rob Wallace | https://commons.wikimedia.org/wiki/File:Asterias_rubens_307854603.jpg
img/esponja.jpg: File:Barrel Sponge Davy Crocker Reef 20230715.jpg | CC0 | Autor: Jstuby | https://commons.wikimedia.org/wiki/File:Barrel_Sponge_Davy_Crocker_Reef_20230715.jpg
img/caracol.jpg: File:Snailly.jpg | CC0 | Autor: ContinentalDrip | https://commons.wikimedia.org/wiki/File:Snailly.jpg
img/medusas.jpg: File:Monterey Aquarium. Jellyfish. (8113900798).jpg | CC0 | Autor: Bernard Spragg. NZ from Christchurch, New Zealand | https://commons.wikimedia.org/wiki/File:Monterey_Aquarium._Jellyfish._(8113900798).jpg
img/mosca.jpg: File:Musca domestica - Housefly.jpg | CC0 | Autor: Apurv013 | https://commons.wikimedia.org/wiki/File:Musca_domestica_-_Housefly.jpg
img/gusano.jpg: File:Earthworm on the ground floor.jpg | CC0 | Autor: Johnnybam | https://commons.wikimedia.org/wiki/File:Earthworm_on_the_ground_floor.jpg
img/avestruz.jpg: File:A captive common ostrich in Namiseom.jpg | CC0 | Autor: Drcbrothephotographer | https://commons.wikimedia.org/wiki/File:A_captive_common_ostrich_in_Namiseom.jpg
img/merluza.jpg: File:Merluccius merluccius.jpg | Public domain | Autor: Gervais et Boulart | https://commons.wikimedia.org/wiki/File:Merluccius_merluccius.jpg
img/mariquita.jpg: File:Marienkäfer (März 2026) 1.jpg | CC0 | Autor: Romzig | https://commons.wikimedia.org/wiki/File:Marienk%C3%A4fer_(M%C3%A4rz_2026)_1.jpg
img/paloma.jpg: File:Rock Dove perched on wire.jpg | CC0 | Autor: WindBorneListener | https://commons.wikimedia.org/wiki/File:Rock_Dove_perched_on_wire.jpg
img/buitre.jpg: File:Griffon vulture at Gamla nature reserve.jpg | CC0 | Autor: מינוזיג - MinoZig | https://commons.wikimedia.org/wiki/File:Griffon_vulture_at_Gamla_nature_reserve.jpg
img/pez.jpg: File:Carassius auratus 197778318.jpg | CC0 | Autor: Jackson Kusack | https://commons.wikimedia.org/wiki/File:Carassius_auratus_197778318.jpg
img/tigre.jpg: File:A Bengal tiger (Panthera tigris tigris) observed at Pilibhit tiger reserve.jpg | CC0 | Autor: Pixel009 | https://commons.wikimedia.org/wiki/File:A_Bengal_tiger_(Panthera_tigris_tigris)_observed_at_Pilibhit_tiger_reserve.jpg
img/camello.jpg: File:Camelus dromedarius in Tanzania.jpg | CC0 | Autor: cotterillmike | https://commons.wikimedia.org/wiki/File:Camelus_dromedarius_in_Tanzania.jpg
img/ciervo.jpg: File:Cervo in bramito.jpg | CC0 | Autor: Scosse | https://commons.wikimedia.org/wiki/File:Cervo_in_bramito.jpg
img/raton.jpg: File:House mouse (Mus musculus) 2808.jpg | CC0 | Autor: Ahunt | https://commons.wikimedia.org/wiki/File:House_mouse_(Mus_musculus)_2808.jpg
img/zorro.jpg: File:Vulpes vulpes ssp fulvus 6568074.jpg | CC0 | Autor: Joanne Redwood | https://commons.wikimedia.org/wiki/File:Vulpes_vulpes_ssp_fulvus_6568074.jpg
img/oso.jpg: File:Ursus arctos in Alpenzoo Innsbruck.jpg | CC0 | Autor: Wilfredor | https://commons.wikimedia.org/wiki/File:Ursus_arctos_in_Alpenzoo_Innsbruck.jpg
img/dibujos/*.svg: dibujos de elefante, pajaro, pez, rana, tortuga, estrella de mar, esponja, caracol, medusa, mariquita, gusano, almeja, pulpo, huevo, oruga, capullo y mariposa hechos para esta web (uso libre)