He anticipated to search out some lifeless or injured birds that should be collected, and tallied. It was, in any case, peak migration time.
However on the morning of Sunday, October 2, he rapidly realized there have been much more birds than he was used to retrieving. Tons of extra.
“I’ve by no means seen something like this,” Maciejewski informed Carihargater on Thursday. “There have been birds all over the place, and so they had been all lifeless.”
Maciejewski had begun amassing the fallen birds at 5:30 a.m. Two hours later, he realized he wanted backup. He referred to as Keith Russell, this system supervisor for city conservation for Audubon Pennsylvania.
“I instantly jumped away from bed,” Russell informed Carihargater. “This was a giant deal.”
Maciejewski, Russell and different volunteers had been in a position to acquire 400 birds, most of which had been lifeless, others injured. However they weren’t in a position to attain each constructing they wanted to that day.
So, they estimate the birds they discovered represents simply one-third of the deaths — which means, the entire might be anyplace between 1,000 to 1,500.
“I simply can’t cease fascinated with it,” Maciejewski informed Carihargater.
What might have led to the deaths
“Philadelphia is alongside the Atlantic Flyway, so the birds are migrating via town in gigantic numbers,” Russell informed Carihargater. “With a number of clouds and rain, and the intense lights that come from buildings, they get disoriented and so they gravitate in direction of towers or buildings which are close by.”
A few of the species discovered that day embody warblers, thrushes, vireos and sparrows.
It has occurred earlier than
In response to Russell, mass killings, of a a lot lesser magnitude, have been documented earlier than.
“Birds have been identified to strike buildings because the 19th century,” Russell informed Carihargater.
What we are able to do
Audubon Pennsylvania recommends that residents apply turning out their lights and knocking down shades or curtains every evening to keep away from attracting birds.
These collected by Audubon Pennsylvania can be donated to the Academy of Pure Sciences for analysis functions.