To keep birds safe, take care when placing your bird feeders, according to the Lab of Ornithology. An estimated 100 million birds are killed in collisions with window glass every year, the group says.

Easy DIY Bird Feeders! Special | 2m 10s Video has Closed Captions | CC. Learn about the wildlife and nature that live in your own backyard! 12/21/2016 | Rating NR. From ...

WASHINGTON, D.C., November 21, 2010 -- For centuries, hunters have imitated their avian prey by whistling through their fingers or by carving wooden bird calls. Now a team of physicists at Harvard ...

Simple rubber device mimics complex bird songs Date: November 22, 2010 Source: American Institute of Physics Summary: Scientists have reproduced many of the characteristics of real bird song with ...

Steps to make an easy bird feeder. Step 1. Pour some bird seed out onto your plate. If you don't have any at home, it's usually readily available in lots of supermarkets and garden centres.