| English | Italian |
| American agave | agave (Agave americana, Agave americana var. marginata) |
| American agave | agave americana (Agave americana, Agave americana var. marginata) |
| American aloe | agave (Agave americana, Agave americana var. marginata) |
| American aloe | agave americana (Agave americana, Agave americana var. marginata) |
| American Badger | tasso nordamericano (Taxidea taxus) |
| American Badger | tasso (Taxidea taxus) |
| American Beaver | castoro nordamericano (Castor canadensis) |
| American Beaver | castoro (Castor canadensis) |
| American black bear | orso nero americano (Ursus americanus) |
| American black bear | baribal (Ursus americanus) |
| American black duck | anatra zamperosse (Anas rubripes) |
| American black duck | anatra nera americana (Anas rubripes) |
| American buffalo | bisonte americano (Bison bison) |
| American conger | grongo americano (Conger oceanicus) |
| American crayfish | gambero d'acqua dolce americano (Cambarus affinis, Orconectes limosus) |
| American elk | cervo nobile (Cervus elaphus) |
| American elk | cervo (Cervus elaphus) |
| American golden plover | piviere dorato americano (Pluvialis dominica) |
| american grasshopper | cavalletta sudamericana (Schistocerca americana, Schistocerca paranensis) |
| american locust | cavalletta sudamericana (Schistocerca americana, Schistocerca paranensis) |
| American Marten | martora americana (Martes americana) |
| American Marten | martora (Martes americana) |
| American mink | visone (Neovison vison, Mustela vison) |
| American Mulberry | callicarpa (Callicarpa) |
| American pintail | Codone (Anas acuta) |
| American pipit | spioncello del Pacifico (Anthus rubescens) |
| American pipit | spioncello americano (Anthus rubescens) |
| american purple gallinule | pollo sultano americano (Porphyrula martinica) |
| American red gum | noce satinato (Liquidambar styraciflua) |
| American red gum | liquidambar (Liquidambar styraciflua) |
| American robin | tordo migratore (Turdus migratorius) |
| American robin | merlo migratore (Turdus migratorius) |
| American robin | merlo americano (Turdus migratorius) |
| American screwworm | mosca assassina del nuovo mondo (Cochliomyia hominivorax) |
| American shad | alaccia americana (Alosa sapidissima) |
| american stint | gambecchio pigmeo (Calidris minutilla) |
| american stint | gambecchio americano (Calidris minutilla) |
| American sweet gum | liquidambar styraciflua (Liquidambar styraciflua) |
| Central American river turtle | dermatemide (Dermatemys mawii) |
| Central American tapir | tapiro di baird (Tapirus bairdii) |
| North American badger | tasso (Taxidea taxus) |
| North American badger | tasso nordamericano (Taxidea taxus) |
| North American Beaver | castoro (Castor canadensis) |
| North American Beaver | castoro nordamericano (Castor canadensis) |
| North American fire ant | formica rossa (Solenopsis invicta, Solenopsis saevissima) |
| North American lynx | lince nordamericana (Lynx canadensis) |
| North American manatee | manato comune (Trichechus manatus) |
| North American otter | lontra nordamericana (Lontra canadensis, Lutra canadensis) |
| South American fur seal | otaria da pelliccia sudamericana (Arctocephalus australis) |
| South american fur seal | otaria meridionale da pelliccia (Arctocephalus australis) |
| south american locust | cavalletta sudamericana (Schistocerca americana, Schistocerca paranensis) |
| South American manatee | manato senza unghie (Trichechus inunguis) |
| South American ostrich | nandù (Rhea americana) |
| South-American otter | platensis/annectens (Lutra longicaudis, Lutra platensis) |
| South American river turtle | tartaruga americana (Podocnemis) |
| South American sea lion | leone marino sudamericano (Otaria flavescens) |
| South american sea lion | leone marino del sud (Otaria byronia) |
| South American tapir | tapiro sudamericano (Tapirus terrestris) |
