One day around 1890, the seed of a white mulberry tree, perhaps borne from the droppings of a passing bird, fell on the grounds of the newly dedicated Washington Monument. It germinated ...

WASHINGTON (Reuters ... produce up to two or three pounds (0.9 to 1.4 kg) of feces a day per bird. The droppings damage pumps and filters of the Reflecting Pool, degrade the park and are ...

Canada geese fly by the U.S. flags at the base of the Washington Monument. Goose droppings littering the ... uses border collies to scare away the birds, a tactic that has so far proven successful.

Paul Goldberger, professor of design and architecture at the New School in New York, calls the Washington Monument, in our nation's capital, "the tallest, the simplest, the most straightforward ...