1. Can angelfish (Pterophyllum scalare) count? Discrimination between different shoal sizes follows Weber’s law

   • Luis M. Gómez-Laplaza
   • Robert Gerlai

   Original Paper 06 July 2010 Pages: 1 - 9

   

2. Decision making at a crossroad: why to go straight ahead, retrace a path, or turn sideways?

   • Miri Miller
   • David Eilam

   Original Paper 13 July 2010 Pages: 11 - 20

   

3. Labeling and family resemblance in the discrimination of polymorphous categories by pigeons

   • Elizabeth Nicholls
   • Catriona M. E. Ryan
   • Stephen E. G. Lea

   Original Paper 23 July 2010 Pages: 21 - 34

   

4. Geometric distortions affect face recognition in chimpanzees (Pan troglodytes) and monkeys (Macaca mulatta)

   • Jessica Taubert
   • Lisa A. Parr

   Original Paper 15 July 2010 Pages: 35 - 43

   

5. How do keas (Nestor notabilis) solve artificial-fruit problems with multiple locks?

   • Hiromitsu Miyata
   • Gyula K. Gajdon
   • Kazuo Fujita

   Original Paper 18 July 2010 Pages: 45 - 58

   

6. Tracking and capture of constant and varying velocity stimuli: a cross-species comparison of pigeons and humans

   • Anna Wilkinson
   • Kimberly Kirkpatrick

   Original Paper 25 July 2010 Pages: 59 - 71

   

7. How to measure patch encounter rate: decision-making mechanisms in the parasitic wasp Asobara tabida

   • Andra Thiel

   Original Paper 24 July 2010 Pages: 73 - 82

   

8. Do birds (pigeons and bantams) know how confident they are of their perceptual decisions?

   • Noriyuki Nakamura
   • Sota Watanabe
   • Kazuo Fujita

   Original Paper 28 July 2010 Pages: 83 - 93

   

9. Do humans use episodic memory to solve a What-Where-When memory task?

   • Stephen M. Holland
   • Tom V. Smulders

   Original Paper 27 July 2010 Pages: 95 - 102

   

10. Free-ranging dogs assess the quantity of opponents in intergroup conflicts

    • Roberto Bonanni
    • Eugenia Natoli
    • Paola Valsecchi

    Original Paper 16 September 2010 Pages: 103 - 115

    

11. Clark’s nutcrackers (Nucifraga columbiana) use gestures to identify the location of hidden food

    • Jan K. Tornick
    • Brett M. Gibson
    • Matthew Wilkinson

    Original Paper 14 September 2010 Pages: 117 - 125

    

12. The impact of phantom decoys on choices in cats

    • Daniele Scarpi

    Original Paper 14 September 2010 Pages: 127 - 136

    

13. Are dogs (Canis familiaris) misled more by their owners than by strangers in a food choice task?

    • S. Marshall-Pescini
    • E. Prato-Previde
    • P. Valsecchi

    Short Communication 20 July 2010 Pages: 137 - 142

    

14. Big brains are not enough: performance of three parrot species in the trap-tube paradigm

    • Jannis Liedtke
    • Dagmar Werdenich
    • Ralf Wanker

    Short Communication 03 September 2010 Pages: 143 - 149