Channel3000.com
July 22, 2021 6:22 PM
CHRISTINA LARSON
AP Science Writer
Posted:
Updated:
Barbara Klump
In this 2019 photo provided by researcher Barbara Klump, a sulphur-crested cockatoo lifts the lid of a trash can while several others watch in Sydney, Australia. At the beginning of 2018, researchers received reports from a survey of residents that birds in three Sydney suburbs had mastered the novel foraging technique. By the end of 2019, birds were lifting bins in 44 suburbs.
Barbara Klump
In this 2019 photo provided by researcher Barbara Klump, a sulphur-crested cockatoo opens the lid of a trash can in Sydney, Australia. At the beginning of 2018, researchers received reports from a survey of residents that birds in three Sydney suburbs had mastered the novel foraging technique. By the end of 2019, birds were lifting bins in 44 suburbs.