- Melati's pregnancy lasted around 105 days
- Zookeepers kept a careful watch on the first-time mother through hidden cameras
- The cub was too young to be sexed or named
- It was born six months after the opening of the new "tiger territory" at London Zoo
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Londoners are being warned to expect transport delays over the Easter break, with roads jammed and some rail services shut down.
The lukewarm reaction comes a week after the prime minister name-checked the mayor as a possible successor.
At 15 metres high, make a dramatic entrance at London's Hayward Gallery.