Distinguished from all other predominantly white seabirds
by its very long white tail feathers and red bill,
the graceful Red-billed Tropicbird was one of six (6) aerial tetrapods
that Carlos Bethancourt added to his extensive feathered 'Life List'.

My census? Panned my 400mm Nikon howitzer from a rocking boat
and luck shined on me!

Bocas del Toro, Panama