BBC6 年
Baby bird fossil is 'rarest of the rare'
Fossils of birds from this time period are rare, with baby fossils seen as "the rarest ... revealed that the chick probably could not not fly at this stage. The cartilage in its sternum (breast ...
The Daily Record on MSN10 个月
Sleep like a baby? She'd rather sleep like a bird, fly like an alpine swift
And wouldn’t you know it, but last night I found myself laying there awake, thinking about how great it would be to be a bird ...