We humans are sexual creatures, although sometimes in our pursuit of intimacy, a gaffe happens, but when it comes to instinct-driven animals, things are slightly different. Christian Oesch carries a smartphone around, being ready to attend to phone calls from humans, and the occasional text message from one of his cows. Owner of a herd of 44 Red Holstein and Jersey dairy cows, Mr. Oesch is currently testing a device which implants sensors in cows, where this device informs farmers whenever their cows are in heat.
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