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New Caledonian crows plan for specific future tool use.

M Boeckle^1,2,3, M Schiestl^4,5,6, A Frohnwieser¹

¹Department of Psychology, University of Cambridge, Cambridge, UK.

Proceedings. Biological Sciences

|November 4, 2020

Summary

This summary is machine-generated.

New Caledonian crows demonstrate future planning by selecting appropriate tools for specific future tasks. This finding suggests sophisticated cognitive abilities in birds, challenging previous assumptions about animal planning capabilities.

Keywords:

New Caledonian crows comparative cognition future reward planning spoon test

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Area of Science:

Cognitive Ethology
Animal Behavior
Evolutionary Psychology

Background:

Planning for future events is a hallmark of human intelligence.
The capacity for specific future planning in non-human animals remains a subject of debate.
Previous research has yielded no consensus on whether animals can plan for future situations.

Purpose of the Study:

To investigate whether New Caledonian crows can use tools to plan for specific future events.
To assess the cognitive abilities of corvids in relation to future-oriented behavior.
To explore the evolutionary basis of planning capacities in animals.

Main Methods:

Crows were trained on a temporal sequence involving a baited apparatus, object selection, and apparatus access.
At test, crows were presented with tool-apparatus combinations.
Crows' choices of tools for specific future tasks were recorded and analyzed.

Main Results:

New Caledonian crows successfully selected the correct tool for specific future tasks.
Crows demonstrated the ability to ignore previously useful tools and low-value items when planning.
The study provides evidence of future-specific tool-use planning in crows.

Conclusions:

New Caledonian crows exhibit advanced planning abilities, including future-specific tool use.
This capacity for planning may have evolved convergently in corvids and humans.
The findings offer insights into mapping the planning capacities across different animal species.