Duck eggs are fertilized in the spring during mating season. The Male duck climbs on top of the female and they have sex. (This behavior is very obvious and noisy when it happens. Some ducks mate while swimming in the water and it looks like he's drowning her, but don't worry!) If you have only female ducks, they will still lay eggs, but the eggs will not hatch.
If there is a male duck and the female is sitting on the eggs, most likely they are fertile and developing fine. If you want to check, shine a bright light through the eggs at about 10 days old -- fertile eggs will have blood veins, etc. developing. Otherwise, just wait until they hatch! (which, for ducks, is at about 4 weeks.)
2007-02-19 23:56:01
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answer #1
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answered by Anonymous
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there are feeds that make ducks lay eggs even without mating. you know the eggs are successful when ducklings come out from those shells...duuh hehe
2007-02-19 23:49:00
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answer #2
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answered by xapao 5
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to know if a duck egg is succesful to be born it will drown in water(quickly get it back out before it ain't succesful). If it floats it is edible.
2007-02-20 02:53:30
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answer #3
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answered by Anonymous
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candle the eggs if dark they are fertile
2007-02-21 06:45:52
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answer #4
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answered by Robert C 5
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read about egg candling
2007-02-19 23:51:14
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answer #5
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answered by the vet 4
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WHEN THE EGG CRACKS & THE DUCKLING GOES "QUACK ,QUACK"!!!! IS USSALLY HOW I TELL????
2007-02-20 00:00:43
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answer #6
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answered by Spanky the monkey !!! 6
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just wait and see
2007-02-23 11:52:02
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answer #7
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answered by DAWN+DANNY G 1
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