Witness nature’s greatest dramas and emotional encounters up close, in this revolutionary bbc natural history series'. '.strtoupper('n')arrated by david tennant'. '.strtoupper('h')ow different are we to our animal cousins'? '.strtoupper('i')n this entertaining series a new generation of spy cameras reveals just how similar we are'. '.strtoupper('e')ach episode is themed around a familiar aspect of our own lives love, intelligence, friendship and mischief'. '.strtoupper('m')eet the elephant aunts who act as midwives, the bowerbirds gathering trinkets to impress the ladies, the hippos having pedicures, the monkeys getting drunk and disorderly and the chimp policemen laying down the law'. '.strtoupper('t')hese moments not only reveal a lot about animal behaviour, they also hint at the essence of our own humanity.