United States Virginia change
Sri Lanka Breaking News
Sri Lanka parliament
vivalankaSri Lanka newsSri Lanka businessSri Lanka sportsSri Lanka technologySri Lanka travelSri Lanka videosSri Lanka eventssinhala newstamil newsSri Lanka business directory
vivalanka advertising
Stay Connected
Popular Searches
T20 World Cup
Sponsored Links
Sri Lanka Explorer

'Internal incubation' helps crack cuckoo egg puzzle

Sep 24, 2010 6:46:30 AM - bbc.co.uk
A cuckoo has a remarkable ability to hold its egg inside it for an extra 24 hours before releasing it into a host bird's nest, researchers have found.