Niagara Falls and Nests

Am staying right on top of the falls - almost literally - and  have enjoyed the experience of frigid weather and hearing the moisture being sucked out of my cells in the dry windy conditions. It is spring and was a real challenge to find a beanie - they'd all been packed away at the end of winter. Am hoping the forecast snow in Buffalo overnight will hold off until I get airborne sometime tomorrow. Last night in Niagara and have walked miles - and seen much. While waiting for the funicular railway to take me up the hill, saw this little nest of activity, perfectly sheltered from the misty chill of the Falls, although nervously adjacent to where the carriages pull up, then down. She must have young underneath as she would not budge - not even for the railway cars. About to go and do some final rubbings before packing ...