one ant - two ....
ants
one horse - two ...
horses
one buffalo - two ...
two buffaloes
one crocodile - two ...
crocodiles
one shrimp - two ...
shrimp
one deer - two ...
two deer
one fish - two ...
two fish
one fly - two ...
two flies
one ox - two ...
oxen
one goose - two ...
two geese
one mouse - two ...
two mice
one elephant - two ...
two elephants
one fox - two ...
two foxes
one sheep - two ...
two sheep
one butterfly - two ...
butterflies
one monkey - two ...
monkeys
one duck - two ...
ducks
one swan - two ...
swans
one wolf - two ...
two wolves
one squid - two ...
squids
one calf - two ...
calves