Amazing Crabs Shell Exchange | Life Story | BBC
by Super User, 4 weeks ago.
As a hermit crab grows its shell becomes a tighter fit so eventually the crabs need to move into a bigger one, leading to an amazing exchange. Taken from Life Story.
Subscribe to BBC Earth: http://bit.ly/BBCEarthSubBBC Earth YouTube Channel: http://www.youtube.com/BBCEarth
BBC Earth Facebook http://www.facebook.com/bbcearth (ex-UK only)
BBC Earth Twitter http://www.twitter.com/bbcearth
Visit http://www.bbc.com/earth/world for all the latest animal news and wildlife videos
This is a channel from BBC Studios who help fund new BBC programmes.