Collision Course

Collision Course

Scientists struggle to make windows safer for birds

By Susan Milius, 13:59 PM September 23, 2013

Ornithologist Christine Sheppard, frowning as if she’s lost something, squints into the darkness of a 30-foot-long contraption. It looks like a stretch-limo version of a garden shed, but one end sports high-tech glass available only from an industrial R&D lab. From a hole at the other end dangles a child’s pajama leg.


What Sheppard has lost is a song sparrow. She is using the tunnel contraption to test whether birds will fly into the piece of glass at the end. Since birds often don’t see glas...

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