New Caledonian crows use mental pictures to twist twigs into hooks and make other tools, according to a provocative study that suggests the notoriously clever birds pass on successful designs to future generations, a hallmark ...
Plants & Animals
Jun 28, 2018
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1238
Biologists at the Universities of St Andrews and Edinburgh have discovered why some crows 'craft' elaborate hooked tools out of branched twigs.
Plants & Animals
Jan 22, 2018
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92
Biologists at the University of St Andrews have discovered how New Caledonian crows make one of their most sophisticated tool designs - sticks with a neatly-shaped hooked tip.
Plants & Animals
Dec 7, 2017
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256
(Phys.org)—An international team of researchers has found via experimentation that New Caledonian crows and kea parrots learn about the usefulness of objects by playing with them—similar to human baby behavior. In their ...
In the early 2000s the New Caledonian crow Betty in Oxford shocked the world when she spontaneously bent a hook into a straight piece of wire while trying to retrieve a small out-off-reach basket with a handle from a vertical ...
Plants & Animals
Sep 5, 2017
1
1297
It was as plain as the beak on a bird's face. Cornell ornithologist and crow expert Kevin McGowan recalls the day in the late 1990s when he first saw stuffed specimens of the New Caledonian crow.
Plants & Animals
Mar 15, 2016
0
684
Dr Jolyon Troscianko, from the University of Exeter, and Dr Christian Rutz, from the University of St Andrews, have captured first video recordings documenting how these tropical corvids fashion these particularly complex ...
Plants & Animals
Dec 22, 2015
5
3121
An international team led by scientists at the University of St Andrews has studied social networks to understand how information might spread within and between groups of tool-using New Caledonian crows, according to a paper ...
Plants & Animals
Nov 4, 2015
2
205
Among our greatest achievements as humans, some might say, is our cumulative technological culture—the tool-using acumen that is passed from one generation to the next. As the implements we use on a daily basis are modified ...
Plants & Animals
Aug 26, 2015
1
241
Researchers at the University of St Andrews have discovered that crows, like humans, store their tools when they don't need them. The study published today in the Proceedings of the Royal Society B is the first to examine ...
Plants & Animals
May 21, 2015
2
1214
