Brain Teasers User Profile

Reyhan S

See full ranking list
short ranking list
118. Eric Newton 52
119. Sara Gh 52
120. Reyhan S 51
121. Abdallah Fazil 51
122. Žarko Stevanović 49
last 3 solved tasks
If 568ba - b893c = 79aa find number abc. Multiple solutions may exist.
If bac6c - 840a2 = bca5 find number abc. Multiple solutions may exist.
If 2463c + 5b46a = 84cba find number abc. Multiple solutions may exist.

Zheng Zuoxin

Born 18 Nov 1906; died 27 Jun 1998 at age 91.Chinese ornithologist (a.k.a. Tso-Hsin Cheng) who is considered the founder of modern Chinese ornithology, who was internationally renowned for his scientific study of birds. His love of nature and the colorful forest birds began in his childhood, when he learned to identify many birds by their calls. He did graduate work in the U.S. leading to a doctorate in Jun 1930, then returned to China. He spent 60 years doing field work and research in ornithology and conservation. In 1934 he co-founded the China Zoological Society. He was the deputy-director of Beijing Museum of Natural History. His 30 books, including the first checklist of Chinese birds. In 1987, his book A Synopsis of the Avifauna of China was published in English translation.«

Friendship isn't about who you know

Friendship isn't about who you know the longest, it is about who walked in your life and said, “I'm here for you” and proved it.
Jokes of the day - Daily updated jokes. New jokes every day.
Follow Brain Teasers on social networks
This site uses cookies to store information on your computer. Some are essential to help the site properly. Others give us insight into how the site is used and help us to optimize the user experience. See our privacy policy.