Did you know that the  The Ann W. Richards Congress Avenue Bridge in downtown Austin is the spring and summer home to some 750,000 bats with up to 1.5 million bats at the peak of the bat-watching season?   It's the largest urban bat colony in North America! Each evening around sunset, the Congress Avenue bats emerge like a black cloud from the crevices of the bridge. Covering the countryside in search of food, it … [Read more...]