pigeon

Talk of Iowa
10:25 pm
Wed March 5, 2014

Passenger Pigeon's Extinction

Passenger Pigeon, Ectopistes migratorius
Thomas A. Bennett

At one time, the passenger pigeon was everywhere in North America.  The population was 3 to 5 billion when European settlers first arrived, but by 1914 they were gone.  Host Charity Nebbe discusses the extinction of the passenger pigeon with Stan Temple of Aldo Leopold Foundation.

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Talk of Iowa
3:19 pm
Wed March 5, 2014

The Brilliance of Winged Rats

One of the 32 rock doves used in Wasserman's research at the University of Iowa's Comparative Cognition Laboratory.
Sarah Boden Iowa Public Radio

Many Iowans find the common pigeon, or rock dove, a pest and call them "winged rats." However, this bird's brain is deceptively clever.

Ed Wasserman runs the Comparative Cognition Laboratory at the University of Iowa. Wasserman is world renowned for his work in animal intelligence, including proving that pigeons recognize individual human faces.

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