They are cylindrical, grey, without apparent means of aerial propulsion, and prone to interfering with ultrasonic sensors...
Most dolphins are smaller than a compact car, but I bet they would break apart upon impact with a frozen sea after dropping out of the sky. This might be the correct answer.
Most dolphins are smaller than a compact car, but I bet they would break apart upon impact with a frozen sea after dropping out of the sky. This might be the correct answer.