Psittacines, along with corvids, are commonly referred to as 'feathered apes' due to their
advanced cognitive abilities. Until rather recently, the research effort on parrot cognition was …

The string-pulling paradigm is an approach commonly used in the study of animal cognition
to investigate problem-solving abilities. This test involves an out-of-reach reward that can …

Mirror tasks can be used to investigate whether animals can instrumentally use a mirror to
solve problems and can understand the correspondence between reflections and the real …

Bird cognition is an immensely complex topic. Many factors influence how birds acquire,
process and act upon obtained information. Some bird groups outshine others regarding …

Kea (Nestor notabilis) are a large-brained and highly social species of parrot adapted to
living in the New Zealand alps. Both their ecology and evolutionary history suggest this …