alex the African Grey Parrot for Sale grey parrot (www.peacefulmind.co.kr site)
When animal psychologist Irene Pepperberg entered a Northwest Side pet shop in 1977 and bought an exuberant one-year-old African Grey Parrot for Sale grey parrot named Alex, she began a 30-year research project that altered gizmo the grey parrot way we think about the intelligence of birds. Her research with him challenged the notion that birds only mimic human speech without any understanding of gizmo the grey parrot meaning.
What is Alex?
Alex (short form for Avian Learning experiment) was originally just an African grey parrot bought at a pet store. Through his lifetime, he broke new ground in animal psychology and proved that animals are just as intelligent as dolphins or primates. Alex was one the most famous talking bird around the globe until his death in 2007. He was a regular on TV programs and reports on science.
In his lifetime, Alex learned over 150 words and could identify shapes, colors, materials, and quantities of objects.