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Home»Posts tagged with»live birth

New Information on How Long some Rockfish Live and How Often they Spawn

By Christine Baier | NOAA on May 22, 2017   At Sea, Featured, Science/Education  

New Information on How Long some Rockfish Live and How Often they Spawn

Some things just get better with age. Like rockfish mothers. A rockfish might not start spawning until she is 25 years old. As she gets older she produces more, and more robust, young. She continues to produce them over many years, into advanced age – which for some rockfish means 100 or 200 years. That […]

Ancient Fossil Reveals First Evidence of Live Birth in Animals Thought to Lay Eggs

By University of Bristol on Feb 15, 2017   Featured, Science/Education  

Ancient Fossil Reveals First Evidence of Live Birth in Animals Thought to Lay Eggs

  The first ever evidence of live birth in an animal group previously thought to lay eggs exclusively has been discovered by an international team of scientists, including a paleontologist from the University of Bristol. The remarkable 250 million-year-old fossil from China shows an embryo inside the mother. Live birth is well known in mammals, […]

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