Follow

Submissions from 2013

PDF

A Study of Sharing and Reciprocity in Grey Parrots (Psittacus erithacus), Franck Péron, Maria John, Stephanie Sapowicz, Dalila Bovet, and Irene M. Pepperberg

Submissions from 2012

PDF

Grey Parrot Number Acquisition: the Inference of Cardinal Value from Ordinal Position on the Numeral List, Irene M. Pepperberg and Susan Carey

Submissions from 2011

PDF

Cerebral Lateralization Determines Hand Preferences in Australian Parrots, Culum Brown and Maria Magat

PDF

The Evolution of Lateralized Foot Use in Parrots: A Phylogenetic Approach, Culum Brown and Maria Magat

Submissions from 2010

PDF

Vocal Learning in Grey Parrots: A Brief Review of Perception, Production, and Cross-Species Comparisons, Irene M. Pepperberg

Submissions from 2009

PDF

Laterality Enhances Cognition in Australian Parrots, Maria Magat and Culum Brown

Submissions from 2008

PDF

Processing of the Müller-Lyer Illusion by a Grey Parrot (Psittacus erithacus), Irene M. Pepperberg, Jennifer Vicinay, and Patrick Cavanagh

Submissions from 2007

PDF

Grey Parrots Do Not Always ‘Parrot’: The Roles of Imitation and Phonological Awareness in the Creation of New Labels from Existing Vocalizations, Irene M. Pepperberg

Submissions from 2006

PDF

Grey Parrot (Psittacus erithacus) Numerical Abilities: Addition and Further Experiments on a Zero-Like Concept, Irene M. Pepperberg

PDF

Ordinality and Inferential Abilities of a Grey Parrot (Psittacus erithacus), Irene M. Pepperberg

Submissions from 2005

PDF

Number Comprehension by a Grey Parrot (Psittacus erithacus), Including a Zero-Like Concept, Irene M. Pepperberg and Jesse D. Gordon

Submissions from 2002

PDF

Cognitive and Communicative Abilities of Grey Parrots, Irene M. Pepperberg

PDF

In Search of King Solomon’s Ring: Cognitive and Communicative Studies of Grey Parrots (Psittacus erithacus), Irene M. Pepperberg

Submissions from 2000

PDF

Possible Levels of Animal Consciousness with Reference to Grey Parrots (Psittacus erithacus), Irene M. Pepperberg and Spencer K. Lynn

Submissions from 1997

PDF

Development of Piagetian Object Permanence in a Grey Parrot (Psittacus erithacus), Irene M. Pepperberg, Mark R. Willner, and Lauren B. Gravitz

Submissions from 1996

PDF

Mechanisms of American English Vowel Production in a Grey Parrot (Psittacus erithacus), Denice K. Warren, Dianne K. Patterson, and Irene M. Pepperberg

Submissions from 1995

PDF

Mirror Use by African Grey Parrots (Psittacus erithacus), Irene M. Pepperberg, Sean E. Garcia, Eric C. Jackson, and Sharon Marconi

Submissions from 1994

PDF

Numerical Competence in an African Gray Parrot (Psittacus erithacus), Irene M. Pepperberg

PDF

Vocal Learning in Grey Parrots (Psittacus erithacus): Effects of Social Interaction, Reference, and Context, Irene M. Pepperberg

Submissions from 1988

PDF

Comprehension of "Absence" by an African Grey Parrot: Learning with Respect to Questions of Same/Different, Irene M. Pepperberg