Clangula hyemalis
National Institutes of Health
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Sixteen years (1988-2003) of annual aerial surveys for breeding waterfowl have been flown on the coastal zone of the Yukon…
Spośród naturalnych izotopów polonu, ze względu na stosunkowo długi okres półtrwania, największe znaczenie ma izotop Po (Ti/2=138…
A nearly complete skeleton, including partially preserved feathers, of an Oldsquaw duck ( Clangula hyemalis L.) was recovered…
1988 was a comparatively quiet breeding season, with 1422 birds being reared at five Centres. Of the 177 species and subspecies…