Yazar
Richard Kenyon Ross
5 cilt bulundu.
Cilt sonuçları
Plan de conservation des oiseaux de rivage de l'Ontario / K. Ross ... [et al.].
Richard Kenyon Ross · Environnement Canada
Sayfa sayısı yok · 2003
Protection / Oiseaux de rivage / Oiseaux / Faune / Aménagement
Ontario Shorebird Conservation Plan / K. Ross ... [et al.].
Richard Kenyon Ross · Environment Canada
48 sayfa · 2003
Wildlife conservation / Wildlife management / Conservation / Shore birds / Birds
A comparison of the feeding and nesting requirements of the great cormorant Phalacrocorax carbo L. and double-crested cormorant P. auritus Lesson in Nova Scotia
Richard Kenyon Ross · National Library of Canada
82 sayfa · 1974
Double-crested cormorant / Cormorants
Atlas of Nearctic shorebirds on the coast of Mexico
R. I. G. Morrison, Richard Kenyon Ross · Canadian Wildlife Service
126 sayfa · 2009
Shore birds / Atlases / Geographical distribution / Wintering / Habitat
Aerial surveys of Nearctic shorebirds wintering in Mexico
R. I. G. Morrison, Richard Kenyon Ross, S. Torres M., Canadian Wildlife Service · Environment Canada, Canadian Wildlife Service
11 sayfa · 1992
Shore birds