Answer: BEAVER

AnswerCrossword Clue
BEAVERHe gives a dam
BEAVEROregon, the ... state.
BEAVEROregon's state nickname.
BEAVERAnimal engineer.
BEAVERFur animal.
BEAVERHigh silk hat.
BEAVERBusy rodent.
BEAVERJuvenile TV character.
BEAVERTV lad.
BEAVERFur.
BEAVERBroadtailed dam builder.
BEAVERMan's high silk hat
BEAVERTitle boy in an old sitcom
BEAVERFurry feller?
BEAVERSymbol of busyness
BEAVERFeller in a forest?
BEAVERDam builder
BEAVERTheodore, more familiarly
BEAVERImage on the back of a Canadian nickel
beaverlarge amphibious rodent with sharp teeth and a flattened tail
BEAVERLeave It to ....
BEAVEROregon State mascot
BEAVERJerry Mathers role in '50s-'60s TV
BEAVERDam critter
BEAVERLodge builder
BEAVERRodent that gives a dam?
BEAVERDam maker
BEAVERAnimal on the back of the Canadian nickel
BEAVEROregonian
BEAVERBusy type
BEAVERJerry Mathers, once
BEAVERTheodore Cleaver's nickname
BEAVERJerry Mathers role
BEAVERTheodore's nickname
BEAVER"Eager" animal
BEAVERIndustrious sort
BEAVERDam-building beast
BEAVERSymbol of Oregon
BEAVERSymbol of Oregon.
BEAVERMan with a beard.