2,    adults,    animals,    artiodactyl,    Artiodactyla,    Canidae,    canis,    carnivores,    curiosity,    curiously,    curiousness,    dark,    dogs,    familiaris,    format,    friends,    friendships,    grassland,    greenfield,    hair,    laterally,    lupus,    mammals,    meadows,    outdoors,    outside,    pasture,    pets,    pigs,    short,    shorthaired,    smooth,    smoothhair,    smooth-haired,