| USA - Wildlife conservation, Whooping Cranes 3c., bleu, vert et jaune Y&T N°612BScott N°1098 Issued on 1956 | Montagnel3 search1 1 |
| USA - Waterfowl conservation 6c., polychrome Y&T N°865Scott N°1362 Issued on 1968 | Montagnel3 search1 1 |
| USA - Alabama (1819-1969) 6c., polychrome Y&T N°878Scott N°1375 Issued on 1969 | Montagnel3 search1 1 |
| USA - National History Museum, American Bald Eagle 6c., polychrome Y&T N°890Scott N°1387 Issued on 1970 | Montagnel3 search1 1 |
| USA - Wildlife conservation, California condor 8c., polychrome Y&T N°930Scott N°1430 Issued on 1971 | Montagnel3 search1 1 |
| USA - National Park Centennial 2c., polychrome Y&T N°950Scott N°1450 Issued on 1972 | Montagnel3 search1 1 |
| USA - National Park Centennial 2c., polychrome Y&T N°951Scott N°1451 Issued on 1972 | Montagnel3 search1 1 |
| USA - National Park Centennial 2c., polychrome Y&T N°948-951Scott N°1448-1451 Issued on 1972 | Montagnel3 search1 1 |
| USA - XX Olympic summer games, Munich 1972 6c., polychrome Y&T N°959Scott N°1460 Issued on 1972 | Montagnel3 search1 1 |
| USA - Wildlife conservation, Cardinal 8c., polychrome Y&T N°964Scott N°1465 Issued on 1972 | Montagnel3 search1 1 |
| USA - Wildlife conservation, Brown Pelican 8c., polychrome Y&T N°965Scott N°1466 Issued on 1972 | Montagnel3 search1 1 |
| USA - Cardinal 13c., polychrome Y&T N°1206Scott N°1757 Issued on 1978 | Montagnel3 search1 1 |
| USA - Mallard 13c., polychrome Y&T N°1207Scott N°1757 Issued on 1978 | Montagnel3 search1 1 |
| USA - Canada Goose 13c., polychrome Y&T N°1208Scott N°1757 Issued on 1978 | Montagnel3 search1 1 |
| USA - Blue jay 13c., polychrome Y&T N°1209Scott N°1757 Issued on 1978 | Montagnel3 search1 1 |
| USA - Wildlife conservation, Great Gray Owl 15c., polychrome Y&T N°1218Scott N°1760 Issued on 1978 | Montagnel3 search1 1 |
| USA - Wildlife conservation, Saw-Whet Owl 15c., polychrome Y&T N°1219Scott N°1761 Issued on 1978 | Montagnel3 search1 1 |
| USA - Wildlife conservation, Barred Owl 15c., polychrome Y&T N°1220Scott N°1762 Issued on 1978 | Montagnel3 search1 1 |
| USA - Wildlife conservation, Great Horned Owl 15c., polychrome Y&T N°1221Scott N°1763 Issued on 1978 | Montagnel3 search1 1 |
| USA - Organized Labor, Proud and Free 15c., polychrome Y&T N°1291Scott N°1831 Issued on 1980 | Montagnel3 search1 1 |
| USA - Save Wetland Habitats 18c., polychrome Y&T N°1340Scott N°1921 Issued on 1981 | Montagnel3 search1 |
| USA - Save Wetland Habitats 18c., polychrome Y&T N°1343Scott N°1924 Issued on 1981 | Montagnel3 search1 1 |
| USA - Alabama, Yellowhammer & Camellia 20c., polychrome Y&T N°1382Scott N°1953 Issued on 1982 | Montagnel3 search1 1 |
| USA - Alaska, Willow Ptamigan & Forget-Me-Not 20c., polychrome Y&T N°1383Scott N°1954 Issued on 1982 | Montagnel3 search1 |
| USA - Arizona, Cactus Wren & Sagauro Cactus Blossom 20c., polychrome Y&T N°1384Scott N°1955 Issued on 1982 | Montagnel3 search1 1 |
| USA - Arkansas, Mockingbird & Apple Blossom 20c., polychrome Y&T N°1385Scott N°1956 Issued on 1982 | Montagnel3 search1 1 |
| USA - California, California Quail & California Poppy 20c., polychrome Y&T N°1386Scott N°1957 Issued on 1982 | Montagnel3 search1 1 |
| USA - Colorado, Lark Bunting & Rocky Mountain Columbine 20c., polychrome Y&T N°1387Scott N°1958 Issued on 1982 | Montagnel3 search1 1 |
| USA - Connecticut, Robin & Mountain Laurel 20c., polychrome Y&T N°1388Scott N°1959 Issued on 1982 | Montagnel3 search1 1 |
| USA - Delaware, Blue Hen Chicken & Peach Blossom 20c., polychrome Y&T N°1389Scott N°1960 Issued on 1982 | Montagnel3 search1 1 |
| USA - Florida, Mockingbird & Orange Blossom 20c., polychrome Y&T N°1390Scott N°1961 Issued on 1982 | Montagnel3 search1 1 |
| USA - Georgia, Brown Thrasher & Cherokee Rose 20c., polychrome Y&T N°1391Scott N°1962 Issued on 1982 | Montagnel3 search1 1 |
| USA - Hawaii, Hawaiian Goose & Hibiscus 20c., polychrome Y&T N°1392Scott N°1963 Issued on 1982 | Montagnel3 search1 1 |
| USA - Idaho, Mountain Bluebird & Syringa 20c., polychrome Y&T N°1393Scott N°1964 Issued on 1982 | Montagnel3 search1 |
| USA - Illinois, Cardinal & Violet 20c., polychrome Y&T N°1394Scott N°1965 Issued on 1982 | Montagnel3 search1 1 |
| USA - Indiana, Cardinal et Peony 20c., polychrome Y&T N°1395Scott N°1966 Issued on 1982 | Montagnel3 search1 1 |
| USA - Iowa, Eastern Goldfinsh & Wild Rose 20c., polychrome Y&T N°1396Scott N°1967 Issued on 1982 | Montagnel3 search1 1 |
| USA - Kansas, Western Meadowlark & Sunflower 20c., polychrome Y&T N°1397Scott N°1968 Issued on 1982 | Montagnel3 search1 1 |
| USA - Kentucky, Cardinal & Goldenrod 20c., polychrome Y&T N°1398Scott N°1969 Issued on 1982 | Montagnel3 search1 1 |
| USA - Louisiana, Brown Pelican & Magnolia 20c., polychrome Y&T N°1399Scott N°1970 Issued on 1982 | Montagnel3 search1 1 |
| USA - Maine, Chickadee & White Pine Cone and Tassel 20c., polychrome Y&T N°1400Scott N°1971 Issued on 1982 | Montagnel3 search1 1 |
| USA - Maryland, Baltimore Oriole & Black-Eyed Susan 20c., polychrome Y&T N°1401Scott N°1972 Issued on 1982 | Montagnel3 search1 1 |
| USA - Massachusetts, Black-Capped Chickadee & Mayflower 20c., polychrome Y&T N°1402Scott N°1973 Issued on 1982 | Montagnel3 search1 1 |
| USA - Michigan, Robin & Apple Blossom 20c., polychrome Y&T N°1403Scott N°1974 Issued on 1982 | Montagnel3 search1 1 |
| USA - Minnesota, Common Loon & Showy Lady Slipper 20c., polychrome Y&T N°1404Scott N°1975 Issued on 1982 | Montagnel3 search1 1 |
| USA - Mississippi, Mockingbind & Magnolia 20c., polychrome Y&T N°1405Scott N°1976 Issued on 1982 | Montagnel3 search1 1 |
| USA - Missouri, Eastern Bluebird & Red Hawthorn 20c., polychrome Y&T N°1406Scott N°1977 Issued on 1982 | Montagnel3 search1 1 |
| USA - Montana, Western Meadowlark & Bitterroot 20c., polychrome Y&T N°1407Scott N°1978 Issued on 1982 | Montagnel3 search1 1 |
| USA - Nebraska, Western Meadowlark & Goldenrod 20c., polychrome Y&T N°1408Scott N°1979 Issued on 1982 | Montagnel3 search1 1 |
| USA - Nevada, Mountain Bluebird & Sagebrush 20c., polychrome Y&T N°1409Scott N°1980 Issued on 1982 | Montagnel3 search1 1 |
| USA - New Hampshire, Purple Finch & Lilac 20c., polychrome Y&T N°1410Scott N°1981 Issued on 1982 | Montagnel3 search1 1 |
| USA - New Jersey, American Goldfinch & Violet 20c., polychrome Y&T N°1411Scott N°1982 Issued on 1982 | Montagnel3 search1 1 |
| USA - New Mexico, Roadrunner & Yuca Flower 20c., polychrome Y&T N°1412Scott N°1983 Issued on 1982 | Montagnel3 search1 1 |
| USA - New York, Eastern Bluebird & Rose 20c., polychrome Y&T N°1413Scott N°1984 Issued on 1982 | Montagnel3 search1 1 |
| USA - North Carolina, Cardinal & Flowering Dogwood 20c., polychrome Y&T N°1414Scott N°1985 Issued on 1982 | Montagnel3 search1 1 |
| USA - North Dakota, Western Meadowlark & Wild Prairie Rose 20c., polychrome Y&T N°1415Scott N°1986 Issued on 1982 | Montagnel3 search1 1 |
| USA - Ohio, Cardinal & Red Carnation 20c., polychrome Y&T N°1416Scott N°1987 Issued on 1982 | Montagnel3 search1 1 |
| USA - Oklahoma, Scissor-tailed Flycatcher & Mistletoe 20c., polychrome Y&T N°1417Scott N°1988 Issued on 1982 | Montagnel3 search1 1 |
| USA - Oregon, Western Meadowlark & Oregon Grape 20c., polychrome Y&T N°1418Scott N°1989 Issued on 1982 | Montagnel3 search1 1 |
| USA - Pennsylvania, Ruffed Grouse & Mountain Laurel 20c., polychrome Y&T N°1419Scott N°1990 Issued on 1982 | Montagnel3 search1 1 |
| USA - Rhode Island, Rhode Island Red & Violet 20c., polychrome Y&T N°1420Scott N°1991 Issued on 1982 | Montagnel3 search1 1 |
| USA - South Carolina, Carolina Wren & Carolina Jessamine 20c., polychrome Y&T N°1421Scott N°1992 Issued on 1982 | Montagnel3 search1 1 |
| USA - South Dakota, Ring-Necked Pheasant & Pasqueflower 20c., polychrome Y&T N°1422Scott N°1993 Issued on 1982 | Montagnel3 search1 1 |
| USA - Tennessee, Mockingbind & Iris 20c., polychrome Y&T N°1423Scott N°1994 Issued on 1982 | Montagnel3 search1 1 |
| USA - Texas, Mockingbind & Bluebonnet 20c., polychrome Y&T N°1424Scott N°1995 Issued on 1982 | Montagnel3 search1 1 |
| USA - Utah, California Gull & Sego Lily 20c., polychrome Y&T N°1425Scott N°1996 Issued on 1982 | Montagnel3 search1 1 |
| USA - Vermont, Hermit Thrush & Red Clover 20c., polychrome Y&T N°1426Scott N°1997 Issued on 1982 | Montagnel3 search1 1 |
| USA - Virginia, Cardinal & Flowering Dogwood 20c., polychrome Y&T N°1427Scott N°1998 Issued on 1982 | Montagnel3 search1 1 |
| USA - Washington, American Goldfinch & Rhododendron 20c., polychrome Y&T N°1428Scott N°1999 Issued on 1982 | Montagnel3 search1 1 |
| USA - West Virginia, Cardinal & Rhododendron Maximun 20c., polychrome Y&T N°1429Scott N°2000 Issued on 1982 | Montagnel3 search1 1 |
| USA - Wisconsin, Robin & Wood Violet 20c., polychrome Y&T N°1430Scott N°2001 Issued on 1982 | Montagnel3 search1 1 |
| USA - Wyoming, Western Meadowlark & Indian Paintbrush 20c., polychrome Y&T N°1431Scott N°2002 Issued on 1982 | Montagnel3 search1 1 |
| USA - Preserving Wetlands (1934-1984) 20c., bleu-gris Y&T N°1539Scott N°2092 Issued on 1984 | Montagnel3 search1 1 |
| USA - Wildlife, Barn Swallow 22c., polychrome Y&T N°1718Scott N°2286 Issued on 1987 | Montagnel3 search1 |
| USA - Wildlife, Broad-tailed Hummingbird 22c., polychrome Y&T N°1721Scott N°2289 Issued on 1987 | Montagnel3 search1 1 |
| USA - Wildlife, Osprey 22c., polychrome Y&T N°1723Scott N°2291 Issued on 1987 | Montagnel3 search1 1 |
| USA - Wildlife, Bobwhite 22c., polychrome Y&T N°1733Scott N°2301 Issued on 1987 | Montagnel3 search1 1 |
| USA - Wildlife, Red-winged Blackbird 22c., polychrome Y&T N°1735Scott N°2303 Issued on 1987 | Montagnel3 search1 1 |
| USA - Wildlife, Scarlet Tanager 22c., polychrome Y&T N°1738Scott N°2306 Issued on 1987 | Montagnel3 search1 1 |
| USA - Wildlife, Roseate Spoonbill 22c., polychrome Y&T N°1740Scott N°2308 Issued on 1987 | Montagnel3 search1 1 |
