Sentences with phrase «as avian flight»

Not exact matches

Of broader significance, Gary Graves of the Smithsonian Institution's National Museum of Natural History observed: «The avian microbiome is terra incognita but it is not unreasonable to suppose that the relationship between birds and their microbes has been as important in avian evolution as the development of powered flight and song.»

And we can only speculate on the diversity of flight ability among extinct avian dinosaurs such as the enantiornithines and the enigmatic, four - winged microraptors, with flight feathers not only on their forelimbs but also on their legs.

Biologist Pierre Legagneux, lead - author on a recent study about this behavior, says the idea for this research sprung up from bird behavior most drivers witness every day: avian jaywalkers taking flight as to avoid being run over.