Medical entomologist and vector biologist at the department of Zoological Sciences of Addis Ababa University Dr Habte Tekie examines a specimen at his laboratory in Addis Ababa on July 25, 2016. Ethiopian scientists have discovered mosquitoes are repulsed by the smell of chicken, raising hopes for the development of a novel way to prevent a disease that kills hundreds of thousands every year. A team of insect experts led by Professor Habte Tekie at the University of Addis Ababa began their investigation after noticing that mosquitoes bite humans and other animals but stay away from chickens. / AFP PHOTO / ZACHARIAS ABUBKERZACHARIAS ABUBKER/AFP/Getty Images

This photo taken on July 25, 2016 at the department of Zoological Sciences of Addis Ababa University in Addis Ababa shows a scientific instrument used to measure mosquito scent. Ethiopian scientists have discovered mosquitoes are repulsed by the smell of chicken, raising hopes for the development of a novel way to prevent a disease that kills hundreds of thousands every year. A team of insect experts led by Professor Habte Tekie at the University of Addis Ababa began their investigation after noticing that mosquitoes bite humans and other animals but stay away from chickens. / AFP PHOTO / ZACHARIAS ABUBKERZACHARIAS ABUBKER/AFP/Getty Images

Medical entomologist and vector biologist at the department of Zoological Sciences of Addis Ababa University Dr. Habte Tekie speaks at his laboratory in Addis Ababa on July 25, 2016. Ethiopian scientists have discovered mosquitoes are repulsed by the smell of chicken, raising hopes for the development of a novel way to prevent a disease that kills hundreds of thousands every year. A team of insect experts led by Professor Habte Tekie at the University of Addis Ababa began their investigation after noticing that mosquitoes bite humans and other animals but stay away from chickens. / AFP PHOTO / ZACHARIAS ABUBKERZACHARIAS ABUBKER/AFP/Getty Images

This photo taken on July 25, 2016 at the department of Zoological Sciences of Addis Ababa University in Addis Ababa shows the odor collection room. Ethiopian scientists have discovered mosquitoes are repulsed by the smell of chicken, raising hopes for the development of a novel way to prevent a disease that kills hundreds of thousands every year. A team of insect experts led by Professor Habte Tekie at the University of Addis Ababa began their investigation after noticing that mosquitoes bite humans and other animals but stay away from chickens. / AFP PHOTO / ZACHARIAS ABUBKERZACHARIAS ABUBKER/AFP/Getty Images

This photo taken on July 25, 2016 at the department of Zoological Sciences of Addis Ababa University in Addis Ababa shows distilled chicken scent collected by researchers. Ethiopian scientists have discovered mosquitoes are repulsed by the smell of chicken, raising hopes for the development of a novel way to prevent a disease that kills hundreds of thousands every year. A team of insect experts led by Professor Habte Tekie at the University of Addis Ababa began their investigation after noticing that mosquitoes bite humans and other animals but stay away from chickens. / AFP PHOTO / ZACHARIAS ABUBKERZACHARIAS ABUBKER/AFP/Getty Images

MONTREAL, ON - JULY 26: Samantha Stosur of Australia meets with a fans at the USANA Health Sciences booth during day two of the Rogers Cup at Uniprix Stadium on July 26, 2016 in Montreal, Quebec, Canada. (Photo by Minas Panagiotakis/Getty Images)

MONTREAL, ON - JULY 26: Samantha Stosur of Australia meets with a fans at the USANA Health Sciences booth during day two of the Rogers Cup at Uniprix Stadium on July 26, 2016 in Montreal, Quebec, Canada. (Photo by Minas Panagiotakis/Getty Images)

MONTREAL, ON - JULY 26: Samantha Stosur of Australia plays air hockey with a fan at the USANA Health Sciences booth during day two of the Rogers Cup at Uniprix Stadium on July 26, 2016 in Montreal, Quebec, Canada. (Photo by Minas Panagiotakis/Getty Images)