David Attenborough's Natural Curiosities

Remarkable Regeneration (3x6)

Uitzenddatum: Mrt 09, 2015

Salamanders can regenerate entire legs and tails to replace ones they have lost, while deer shed their massive antlers and re-grow them from a few remaining cells each year. How do these creatures regenerate entire body parts and why is it not possible for all animals to do the same?