rat
paca
so if i have only three letters and if i have three it will be fewer the answer is LESS! (I caught that when i read it) it was so easy!
The fad shop
They all have 3 letters, but "red" and "tan" have exactly 3 letters.
Hart
Rat
The Pika
paca
Lemming
Lemming
The paca is a large burrowing rodent of South and Central America.
coypu
mouse
paca
Martin. A type of weasel Marmot. A rodent
Opossum has 7 letters in it. But the "o" is not pronounced(I mean, uh, said?).
The letters 'derotn' can be unscrambled to spell the word rodent. Rodents include rats, mice and beavers.