Many cows today are inseminated artificially with semen collected from a good bull. Most dairy cows and many seedstock beef herds are bred with AI. A growing number of commercial beef herds utilize AI ...
Scientists at the Smithsonian Conservation Biology Institute in Front Royal, Va., are celebrating the anniversary of the first birth of a Przewalski’s horse by artificial […] ...
Lazzaro Spallanzani, 18th Century Italian priest and natural scientist, famously provided direct evidence that eggs will not develop without semen. By fitting male frogs with tight taffeta pants, he ...
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