1. The role of landmarks in territory maintenance by the black saddlebags dragonfly, Tramea lacerata

   • Jeffrey A. Lojewski
   • Paul V. Switzer

   Original Paper 18 November 2014 Pages: 347 - 355

   

2. Sibling relatedness and social play in juvenile ground squirrels

   • Scott Nunes
   • Jessica N. Weidenbach
   • Jennifer A. Dever

   Original Paper 21 November 2014 Pages: 357 - 369

   

3. No evidence for avoidance of visibly diseased conspecifics in the highly social banded mongoose (Mungos mungo)

   • Bonnie M. Fairbanks
   • Dana M. Hawley
   • Kathleen A. Alexander

   Original Paper 03 December 2014 Pages: 371 - 381

   

4. Friendship, reciprocation, and interchange in an individual-based model

   • Ivan Puga-Gonzalez
   • Anne Hoscheid
   • Charlotte K. Hemelrijk

   Original Paper 08 January 2015 Pages: 383 - 394

   

5. Cross-fostering by foreign conspecific queens and slave-making workers influences individual- and colony-level personality

   • Carl N. Keiser
   • Colin M. Wright
   • Jonathan N. Pruitt

   Original Paper 10 December 2014 Pages: 395 - 405

   

6. Larval deposition behaviour and maternal investment of females reflect differential habitat adaptation in a genetically diverging salamander population

   • Barbara A. Caspers
   • Sebastian Steinfartz
   • E. Tobias Krause

   Original Paper 17 December 2014 Pages: 407 - 413

   

7. Mechanism of synchronous metamorphosis: larvae of a rhinoceros beetle alter the timing of pupation depending on maturity of their neighbours

   • Wataru Kojima

   Original Paper 10 December 2014 Pages: 415 - 424

   

8. Ambient light in domed nests and discrimination of foreign egg colors

   • Jesús M. Avilés
   • David Martín-Gálvez
   • Juan J. Soler

   Original Paper 20 December 2014 Pages: 425 - 435

   

9. Dominance hierarchies and associated signalling in a cooperative passerine

   • Margaux Rat
   • René E. van Dijk
   • Claire Doutrelant

   Original Paper 16 December 2014 Pages: 437 - 448

   

10. Evolutionary transitions of complex labile traits: Silk weaving and arboreal nesting in Polyrhachis ants

    • Simon K. A. Robson
    • Rudy J. Kohout
    • Corrie S. Moreau

    Original Paper 11 January 2015 Pages: 449 - 458

    

11. Effects of heterozygosity and MHC diversity on patterns of extra-pair paternity in the socially monogamous scarlet rosefinch

    • J. C. Winternitz
    • M. Promerova
    • T. Albrecht

    Original Paper 17 December 2014 Pages: 459 - 469

    

12. A comparison of problem-solving success between urban and rural house sparrows

    • Sándor Papp
    • Ernő Vincze
    • Veronika Bókony

    Original Paper 19 December 2014 Pages: 471 - 480

    

13. What is the value of a yellow patch? Assessing the signalling role of yellow colouration in the European serin

    • Sandra Trigo
    • Paulo G. Mota

    Original Paper 11 January 2015 Pages: 481 - 490

    

14. Level of experience modulates individual foraging strategies of an invasive predatory wasp

    • Erin E. Wilson-Rankin

    Original Paper 25 December 2014 Pages: 491 - 499

    

15. Spatial behavior in relation to mating systems: movement patterns, nearest-neighbor distances, and mating success in diploid and polyploid frog hybrids (Pelophylax esculentus)

    • Alexandra Hoffmann
    • Gaby Abt Tietje
    • Heinz-Ulrich Reyer

    Original Paper 07 January 2015 Pages: 501 - 517