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Glossy black-cockatoos prefer the fruits of ancient rocks
Glossy black-cockatoos prefer the fruits of ancient rocks - EurekAlert
Goffin’s Cockatoos Can Use and Transport Toolsets, Study Shows
Cockatoos can not only use tools, they can carry whole toolkits to trickier jobs, study shows
Cockatoos know to bring along multiple tools when they fish for cashews
Cockatoos understand when a job requires a toolkit
Cockatoos can tell when they need more than one tool to swipe a snack
