^^^That was an excellent documentary narrated by David Attenborough (really admire this man). It
was a 6 part series. Highly recommend watching all six. ...and yes, the scene of those little goslings
making that necessary jump was tense (with a happy ending
)
link to the introduction of BBC 1 Life Story:
Watch incredible footage from David Attenborough BBC programme as baby goslings leap off 400ft cliff - Mirror Online