Edward B. Titchener defined perception âas a group of sensations to which meaning is added from past experiences.â In contemporary psychology, perception is commonly treated as an intervening variable dependent upon stimulus factor, earning sets, moods, and emotional and motivational conditions of the organism.
Piwakawaka or Fantail. The fantail or Piwakawaka is a small native forest bird with a small head and bill and a long tail which opens to a fan, giving the bird its name. It has a grey head, white eyebrow and white and black band under the chin on the upper chest.Its tail is black and white.The scientific name for fantail is Rhipidura fuliginosa. This well named bird has been able to adapt itself very satisfactorily to an environment that has changed over the centuries.t has a grey head, white eyebrow and white and black band under the chin on the upper chest. Its tail is black and white. The scientific name for fantail is Rhipidura fuliginosa. This well named bird has been able to adapt itself very satisfactorily to an environment that has changed over the centuries.
Not threatened. Commonly referred to as the rock rabbit, American pikas are small mammals that inhabit rocky, cold alpine and subalpine areas, typically at elevations of 8,000 to 13,000 feet.Pikas are only found in the western part of North America, from British Columbia, Canada to New Mexico, United States.In Oregon, American pikas are celebrated residents of Crater Lake National Park, as well as other mountainous areas of central and eastern Oregon.ikas are only found in the western part of North America, from British Columbia, Canada to New Mexico, United States. In Oregon, American pikas are celebrated residents of Crater Lake National Park, as well as other mountainous areas of central and eastern Oregon.