Three years ago, Penn Vet researchers reported a major breakthrough in equine assisted reproduction. Katrin Hinrichs, Harry Werner Endowed Professor of Equine Medicine, and colleagues developed a technique that would allow successful conventional in vitro fertilization (IVF) with horses. In conventional IVF, the sperm does its job of finding and fertilizing a mare’s egg, or an oocyte, in a Petri dish. Developing a method to motivate stallion sperm to do this—let alone do it consistently—had eluded researchers for decades.
How AI and new sensing tools are reshaping collective animal behavior research
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