The U.S. Postal Service issued five different deep sea creature stamps on Oct. 2, 2000. This item is a mint vertical strip of these 5 stamps. The bizarre creatures that live in this virtually unknown underworld are represented in this set by the Fanfin Anglerfish, the Sea Cucumber, the Fangtooth, the Amphipod, and the Medusa. Designed for the USPS by Ethel Kessler.

Issued by the United States on Mar. 12, 1999, this complete sheet of 15 mint stamps (three copies each of five different designs) features five animals that have adapted to the extreme conditions in the Arctic Circle: Arctic Hare, Arctic Fox, Snowy Owl, Polar Bear, and Gray Wolf. These attractive stamps, each depicting a close-up photograph of the animal, were designed by Derry Noyes.

Issued by the United States on Mar. 12, 1999, this strip of five mint stamps shows five animals that have adapted to the extreme conditions in the Arctic Circle: Arctic Hare, Arctic Fox, Snowy Owl, Polar Bear, and Gray Wolf. These attractive stamps, each featuring a close-up photograph of the animal, were designed by Derry Noyes.

The United States Postal Service released this popular 15-stamp sheet on Oct. 2, 1996, to promote awareness of endangered wildlife. The following wildlife are featured: Black-Footed Ferret, Thick-Billed Parrot, Hawaiian Monk Seal, American Crocodile, Ocelot, Schaus Swallowtail Butterfly, Wyoming Toad, Brown Pelican, California Condor, Gila Trout, San Francisco Garter Snake, Woodland caribou, Florida Panther, Piping Plover, and Florida Manatee.

This attached pair of mint stamps from the United States features two of the world's rarest birds, the North American Whooping Crane, and the Chinese Black-Necked Crane. These attractive stamps were designed by Clarence Lee, based on illustrations by Zhan Gengxi. The first day of issue was Oct. 9, 1994.

Known as the "Creatures of the Sea Issue," this block of four mint stamps was issued by the United States on Oct. 3, 1990. This attractive postage stamp set paid tribute to four marine mammals; the Killer Whale, the Northern Sea Lion, the Sea Otter, and the Common Dolphin.

This mint stamp was issued on July 2, 1984, to commemorate the 50th anniversary of the Migratory Bird Hunting and Conservation Stamp Act. The Stamp Act was enacted in 1934 in response to a proposal by conservationist Jay Norwood ("Ding") Darling that waterfowl hunters should be required to purchase a federal revenue stamp, with the acquired funds going towards the purchase or lease of waterfowl habitats. The stamp design features Mallard Ducks dropping in.

Issued on June 26, 1981, this attached block of four mint stamps promoted the preservation of American wetland, grassland, mountain, and woodland habitats of our native birds and mammals. The animals featured on the stamps are the Blue Heron, Badger, Grizzly Bear, and Ruffed Grouse.

The United States Postal Service promoted its sponsorship of the 1992 U.S. Olympic team with this high face value "international express mail stamp" issue. The stamp was released on Aug. 31, 1991. The $14.00 face value of this stamp met the rate for express delivery of mail weighing up to eight ounces to any of 109 countries. The attractive design features the Olympic Rings and a Bald Eagle flying over a shoreline. The 1992 Summer Olympic Games were held in Barcelona, Spain.

Issued on June 6, 1991, the United States Postal Service promoted its sponsorship of the 1992 U.S. Olympic team with this "domestic express mail stamp." The high face value of this stamp met the rate for overnight 8-ounce delivery to anywhere in the U.S. The stamp design features a Bald Eagle and the Olympic Rings. The 1992 Summer Olympic Games were held in Barcelona, Spain.