From Batman to the Institutional Revolutionary party, test your knowledge with the Saturday quiz

1 Which musical begins with a trilingual greeting song?
2 Which large flightless birds live chiefly on New Guinea?
3 China has won 88% of the gold medals in what Olympic sport?
4 Which two estuaries separate England and Wales?
5 Which puzzle had its UK debut in the Times on 12 November 2004?
6 Nightcrawlers’ Push the Feeling On was adapted for which advert jingle?
7 Which metal has the highest melting point?
8 Where was the Institutional Revolutionary party in power from 1929 to 2000?
What links:
9 Devon Island, Canada; Alexander Island, Antarctica; Severny Island, Russia?
10 Gloucestershire; Northamptonshire; Somerset (in cricket)?
11 Tracy Brabin; Eva Perón; Ronald Reagan; Volodymyr Zelenskyy?
12 Bazaar; seersucker; shah; shawl; turban?
13 Half of a Yellow Sun; My Sister, the Serial Killer; The Famished Road; Things Fall Apart?
14 Batman and Superman; one-way flow of electric charge; US capital?
15 Philip; nobody; William; George; Albert; Philip?