The singular and plural forms of some nouns are the same (List)

Below you will find a list of English nouns that have the same form in both singular and plural:

  • Deer – Deer
  • Sheep – Sheep
  • Fish – Fish
  • Species – Species
  • Aircraft – Aircraft
  • Watercraft – Watercraft
  • Spacecraft – Spacecraft
  • Hovercraft – Hovercraft
  • Moose – Moose
  • Swine – Swine
  • Shrimp – Shrimp
  • Plankton – Plankton
  • Offspring – Offspring
  • Salmon – Salmon
  • Squid – Squid
  • Trout – Trout
  • Series – Series
  • Species – Species
  • Headquarters – Headquarters
  • News – News
  • Economics – Economics
  • Physics – Physics
  • Mathematics – Mathematics
  • Statistics – Statistics
  • Billiards – Billiards
  • Aesthetics – Aesthetics
  • Ethics – Ethics
  • Logistics – Logistics
  • Politics – Politics
  • Chassis – Chassis
  • Corps – Corps
  • Elite – Elite
  • Flounder – Flounder
  • Grouse – Grouse
  • Herring – Herring
  • Quail – Quail
  • Reindeer – Reindeer
  • Sockeye – Sockeye
  • Whiting – Whiting
  • Wildebeest – Wildebeest
  • Bison – Bison
  • Buffalo – Buffalo
  • Caribou – Caribou
  • Elk – Elk
  • Gazelle – Gazelle
  • Pike – Pike
  • Plaice – Plaice
  • Seabass – Seabass
  • Series – Series
  • Shears – Shears