Edgar Allan Poe never pondered the problem Fair Lawn officials face after a resident spotted a nest on the structure and called the state.
The $1.5 million project is on hold for weeks at a cost of $20,000 until the baby ravens hatch and fly away.
Active raven nests are protected by federal and state laws.
Mayor John Cosgrove tells The Record newspaper he's all for preserving wildlife, but the additional cost seems a "little outlandish."
The additional cost covers the rent for scaffolding.