This photo provided by Melissa Breyer shows some of the dead birds collected in the vicinity of New York's World Trade Center, Tuesday, Sept. 14, 2021. Hundreds of birds migrating through New York City this week died after crashing into the city's glass towers, a mass casualty event spotlighted by a New York City Audubon volunteer's tweets showing the World Trade Center littered with bird carcasses. (Melissa Breyer via AP)