Mei Li:
Cape, Katanga, Masai, Barbary and Asiatic are generally considered sub-species of what 'apex' predator??
Shuai Zheng:
lion
Mei Li:
What were introduced to London's streets on 19th September 1960??
Shuai Zheng:
parking meters
Mei Li:
On a QWERTY keyboard which letter lies between A and D??
Shuai Zheng:
s