Reigning world 5000m champion Ayana clocked 29:17.45 to claim the gold in the women's 10,000m Olympic title.
Ayana after crossing the 5000m marker in 14:47 took the lead from Kenya's Alice Aprot. The second half of the race the Ethiopian runner covered in a unbelievable 14:30 minutes, just 18 seconds slower than her 5000m personal best, to smash the previous 10,000m world record by more than 14 seconds.
Vivian Cheruiyot set a new Kenyan record of 29:32.53 to take silver,while double Olympic 10000m champion Tirunesh Dibaba claimed bronze in a lifetime best time of 29:42.56.
Kenya's Alice Aprot who led the through 5000m in 14:46.81 finished in 4th place in a new personal best time of 29:53.51.
The oldest athlete in track and field competition in Rio Olympics the-42-year-old Joe Pavey finished in 15th position in a season's best time of 31:33.44.
Total of 8 national records and 18 personal bests were achieved in the women's 10,000m final in Rio.
See full 10,000m results here>>