Why Do We Feel Attracted to Someone? | Strange Human Mating Rituals

Narrated by Tony Robinson the three-part series; Birth, Deaths & Marriages, takes a curious look at the most important stages of human life: Birth, reproduction, and death. The documentary compares our biologically and genetically defined behaviour with that seen in the animal kingdom - looking at absurd and colourful mating rituals as well as clever and sometimes less clever survival tactics across all of the planet's species. Click here to subscribe to the channel: https://goo.gl/Ro2hdY Follow us on Facebook - https://www.facebook.com/OnlyHumanChannel/ Follow us on Instagram - https://www.instagram.com/onlyhumanchannel/ Follow us on Twitter: @OnlyHumanLDN https://twitter.com/OnlyHumanLDN Produced by ITV.