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How resource quality differentially affects motivation and ability to fight in hermit crabs

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  • Contesting Animals Typically Gather Information About The Resource Value And That Information Affect
  • However
  • It Is Possible That Particular Resource Characteristics Alter The Ability To Fight Independently Of
  • Using Hermit Crabs
  • We Investigate How The Resource In Terms Of Shell Quality Affects Both Motivation And Ability To Fig
  • These Crabs Fight For Shells
  • But Those Shells Have To Be Carried And May Impose Physiological Costs That Impede Fight Vigour
  • We Find That The Shell Has Different Effects On Motivation And Ability
  • Potential Attackers In Very Small Shells Were Highly Motivated To Attack But
  • Rather Than Having Enhanced Ability
  • Unexpectedly Quickly Fatigued And Subsequently Were Not More Successful In The Fights Than Were Crab
  • We Also Examined Whether Defending Crabs Could Gather Information About The Attacker'S Shell From Th
  • Defending Crabs Gave Up Quickly When A Potential Gain Had Been Assessed
  • Indicating That Such Information Had Been Gathered
  • However
  • There Was No Indication That This Could Be Owing To The Activity Of The Attacker And The Information
  • Ecology
  • Economics
  • Education
  • Medicine


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