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Table 5 Information available on influence of climate on various ecological aspects of talus-dwelling pikas

From: Influence of microclimate on the activity of Royle's pika in the western Himalaya, India

Species Distribution Activity pattern Habitat microclimate Eco physiology Ecology Climate change research
Heat stress Cold stress
American pika (Ochotona princeps) USA, Canadac Diurnala,d Cool and moistk Upper lethal body temperature (43.1°C) and normal body temperature 40.1°Cd,m Thin and short duration snow cover results in cold stress and population extirpationo Temperature influences diurnal activity and juvenile dispersald Distribution range shiftr,
Population extirpationn,s,t
Collared pika (Ochotona collaris) USA, Canadac Diurnalb,e - Normal body temperature 39.0°Cn Thick snow layer protects against very cold temperaturep, - Considered as sensitive to climate change due to habitat loss, change in food composition, populationu
Long winter delayed partuationq
Royle's pika (Ochotona roylei) India, Nepal, Pakistan, Chinac Diurnalb,f Cool and moistl - - - -
Turkestan red pika (Ochotona rutila) Tajikistan, Uzbekistan, Kyrgyzstan, Kazakhstan, Afghanistan, Chinac Diurnalb,c - - - - -
Large-eared pika (Ochotona macrotis) Afghanistan, Bhutan, China, India, Kyrgyzstan, Kazakhstan, Nepal, Pakistan,Tajikistanc Diurnalb,g - - - - -
Ili pika (Ochotona iliensis) Chinac Nocturnalh - - - - -
Northern or Siberian pika (Ochotona hyperborea) China, Japan, Korea, Mongolia, Russiac Diurnalb,i - - - - -
Himalayan pika (Ochotona himalayana) China, Nepalc Diurnalb,c - - - - -
Glover's pika (Ochotona gloveri) Chinac - - - - - -
Gaoligong pika (Ochotona gaoligongensis) China1 - - - - - -
Alpine pika (Ochotona alpina) China, Kazakhstan, Mongolia, Russiac Diurnalj - - - - -
  1. aHigher altitude population active throughout the day and lower altitude population active early morning and late afternoon. bMostly active during early morning and late afternoon. References: cSmith et al. [1990]; dSmith [1974]; eMacDonald and Jones [1987]; fKawamichi [1971]; gKawamichi [1985];hLi et al. [1993]; iKawamichi [1969]; jSokolov et al. [2009]; kSimpson [2009]; lPresent study; mMacArthur and Wang [1973]; nIrving and Krog [1954]; oBeever et al. [2010]; pMorrison and Hik [2007]; qFranken and Hik [2004]; rMortiz et al. [2008]; sBeever et al. [2003]; tWilkening et al. [2011]; uCOSEWIC [2011]. Hyphens denote no information available.