Címke: borostyánba zárt madarak

100 millió évvel ezelőtt élt madarak szárnyait őrizte meg a borostyán

Csaknem 100 millió évvel ezelőtt élt madarak borostyánkőbe ragadt szárnyait találták meg kutatók Észak-Mianmarban. Az egyedülálló lelet újabb ismereteket nyújt a madarak evolúciójáról. A kövületben két kifogástalan minőségű, ép szárnyhegyet azonosítottak a lágy szövetekkel együtt. Különbséget tudtak tenni a repülő- és a pehelytollak között, nyomokban sz...

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