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RT @HeredityJournal: Thanks to Keith E. Williams' for his beautiful image of a male white-tailed #ptarmigan Article by Zimmerman et al. "…
RT @HeredityJournal: Thanks to Keith E. Williams' for his beautiful image of a male white-tailed #ptarmigan Article by Zimmerman et al. "…
Thanks to Keith E. Williams' for his beautiful image of a male white-tailed #ptarmigan Article by Zimmerman et al. "Environmental gradients of selection for an alpine-obligate bird, the white-tailed ptarmigan" https://t.co/pGzebX5TYR #conservation #clim