Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Feb 15, 2012
Take a look at some of the weird and wonderful parental behaviour that exists in nature in this fascinating short video from BBC wildlife show 'Battle of the Sexes in the Animal World'. Witness the male Blue Chromis fish standing guard against his newly fertilised eggs in an attempt to ward off vast gangs of pseudo catfish, and mother Cichlids protecting her young in her mouth. Visit http://www.bbcearth.com for all the latest animal news and wildlife videos and watch more high quality videos on the new BBC Earth YouTube channel here: http://www.youtube.com/bbcearth