Subadult ravens generally don't transfer valuable tokens to conspecifics when there is nothing to gain for themselves

por Massen, Jorg J. M., Lambert, Megan, Schiestl, Martina, Bugnyar, Thomas
Publicado 2015

Socially Driven Consistent Behavioural Differences during Development in Common Ravens and Carrion Crows

por Miller, Rachael, Laskowski, Kate L., Schiestl, Martina, Bugnyar, Thomas, Schwab, Christine
Publicado 2016

Partner Choice in Raven (Corvus corax) Cooperation

por Asakawa-Haas, Kenji, Schiestl, Martina, Bugnyar, Thomas, Massen, Jorg J. M.
Publicado 2016

Behavioural Type Affects Space Use in a Wild Population of Crows (Corvus corone)

por Deventer, Sarah A., Uhl, Florian, Bugnyar, Thomas, Miller, Rachael, Fitch, W. Tecumseh, Schiestl, Martina, Ringler, Max, Schwab, Christine
Publicado 2016

New Caledonian Crows Use Mental Representations to Solve Metatool Problems

por Gruber, Romana, Schiestl, Martina, Boeckle, Markus, Frohnwieser, Anna, Miller, Rachael, Gray, Russell D., Clayton, Nicola S., Taylor, Alex H.
Publicado 2019

Delayed gratification in New Caledonian crows and young children: influence of reward type and visibility

por Miller, Rachael, Frohnwieser, Anna, Schiestl, Martina, McCoy, Dakota E., Gray, Russell D., Taylor, Alex H., Clayton, Nicola S.
Publicado 2019

Function and flexibility of object exploration in kea and New Caledonian crows

por Lambert, Megan L., Schiestl, Martina, Schwing, Raoul, Taylor, Alex H., Gajdon, Gyula K., Slocombe, Katie E., Seed, Amanda M.
Publicado 2017

New Caledonian crows infer the weight of objects from observing their movements in a breeze

por Jelbert, Sarah A., Miller, Rachael, Schiestl, Martina, Boeckle, Markus, Cheke, Lucy G., Gray, Russell D., Taylor, Alex H., Clayton, Nicola S.
Publicado 2019

Decision-making flexibility in New Caledonian crows, young children and adult humans in a multi-dimensional tool-use task

por Miller, Rachael, Gruber, Romana, Frohnwieser, Anna, Schiestl, Martina, Jelbert, Sarah A., Gray, Russell D., Boeckle, Markus, Taylor, Alex H., Clayton, Nicola S.
Publicado 2020

A novel test of flexible planning in relation to executive function and language in young children

por Miller, Rachael, Frohnwieser, Anna, Ding, Ning, Troisi, Camille A., Schiestl, Martina, Gruber, Romana, Taylor, Alex H., Jelbert, Sarah A., Boeckle, Markus, Clayton, Nicola S.
Publicado 2020

Sex-specific effects of cooperative breeding and colonial nesting on prosociality in corvids

por Horn, Lisa, Bugnyar, Thomas, Griesser, Michael, Hengl, Marietta, Izawa, Ei-Ichi, Oortwijn, Tim, Rössler, Christiane, Scheer, Clara, Schiestl, Martina, Suyama, Masaki, Taylor, Alex H, Vanhooland, Lisa-Claire, von Bayern, Auguste MP, Zürcher, Yvonne, Massen, Jorg JM
Publicado 2020