Only watch the episodes about smaller gentler animals – avoid the ones about large predators! When M. was a baby, we watched various Attenborough episodes, and they would sooth him to sleep. One of his first words was “A-bu-wa”! We haven’t tried them since he was older, but I’m sure he’d love them now too.
Child rating: 10/10
Adult rating: 10/10
Running time: usually an hour
Some episodes available free on Youtube