Mother-eating spiders ‘will chill parents to the bone’ in new David Attenborough series

African social spiders' sinister game of grandmother's footsteps' could be breakout moment in BBC's Parenthood

It is a scene that will make every parent shudder and fuel the generation wars debate.

David Attenborough's new series, Parenthood, features sinister behaviour that has not been captured by TV cameras before of a 1,000-strong pack of young African social spiders hunting prey in a game of grandmother's footsteps" during which they freeze in unison like musical statues then eat all their mothers and elderly relatives alive.

Parenthood starts on Sunday 3 August at 7.20pm on BBC One and iPlayer.