Without arguing about the merits of protecting that species of toads, you can’t blame the Berlin government for things that are governed by federal and EU law.
Ultimately the owner/investor either has to find a way to move the toads or apply for an exception. Without an application, the state government can’t act.
Ultimately the owner/investor either has to find a way to move the toads or apply for an exception. Without an application, the state government can’t act.