On the 7 February in Cuauhtémoc in northern Mexico, hundreds of yellow-headed blackbirds (Xanthocephalus xanthocephalus) were caught on video falling from the sky. This mysterious event surprised and stupified Cuauhtémoc´s residents. However, birds falling from the sky on mass events have been reported on numerous
Three main theories Flight is the principle form of movement utilized by most bird species and assists with feeding, breeding, predator avoidance and migration. The ability of birds to fly has fascinated humans for millenia and is documented to have been discussed by Aristotle and other
New World View In 1859 a scientific revolution began . This was initiated by the publication of Charles Darwin´s world changing book ՙOn the Origin of Species՚. This book challenged orthodox views and layed the foundations of evolutionary biology. In his book Darwin layed out the
Many birds such as parrots, corvids, cockatoos and mynas are known to possess the ability to copy human speech (audible mimicry). However, this ability varies greatly between species. Members of the crow family have been known to mimic a few words whilst some bugerigars have