Correction: Population-Specific Use of the Same Tool-Assisted Alarm Call between Two Wild Orangutan Populations () Indicates Functional Arbitrariness.

• Adriano R. Lameira,
• Madeleine E. Hardus,
• Kim J. J. M. Nouwen,
• Eva Topelberg,
• Roberto A. Delgado,
• Berry M. Spruijt,
• Elisabeth H. M. Sterck,
• Cheryl D. Knott,
• Serge A. Wich

Affiliations

Adriano R. Lameira

Madeleine E. Hardus

Kim J. J. M. Nouwen

Eva Topelberg

Roberto A. Delgado

Berry M. Spruijt

Elisabeth H. M. Sterck

Cheryl D. Knott

Serge A. Wich