Scientists have finally solved the mystery of how the fossilized feathers of a 30,000-year-old vulture were preserved with such unprecedented levels of detail. The griffon vulture (Gyps fulvus ...
Thus, in the 1970s, biologists from the Frankfurt Zoological Society and elsewhere decided to try to reestablish a bearded vulture population in the Alps by introducing captive-bred birds into the ...
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隐藏无法访问的结果