Submitted on: 12 November 2006.
Revised on: 27 January 2007.
Accepted on: 18 February 2007.
___________________ANIMAL COGNITION---SPRINGER HEIDELBERG
Submitted on: 10 January 2001.
Revised on: 11 April 2001.
Accepted on: 07 May 2001.
___________________ANIMAL COGNITION---SPRINGER HEIDELBERG
http://reply.papertrans.cn/1/17/1655/1655-13.png
http://reply.papertrans.cn/1/17/1655/1655-14.png
Submitted on: 30 December 2018.
Revised on: 26 April 2019.
Accepted on: 18 June 2019.
___________________ANIMAL COGNITION---SPRINGER HEIDELBERG
Submitted on: 10 October 2015.
Revised on: 23 January 2016.
Accepted on: 04 February 2016.
___________________ANIMAL COGNITION---SPRINGER HEIDELBERG
http://reply.papertrans.cn/1/17/1655/1655-17.png
http://reply.papertrans.cn/1/17/1655/1655-18.png
Submitted on: 13 May 2016.
Revised on: 10 July 2016.
Accepted on: 02 August 2016.
___________________ANIMAL COGNITION---SPRINGER HEIDELBERG
Submitted on: 27 September 2015.
Revised on: 15 November 2015.
Accepted on: 14 January 2016.
___________________ANIMAL COGNITION---SPRINGER HEIDELBERG