Researchers implanted a mix of human and pig tooth cells in mini pig jaws. This was not a pig used in the study. © Freepik When you lose a baby tooth, an adult one ...

PPL Therapeutics (Edinburgh, UK), the company that, along with the Roslin Institute, cloned Dolly the sheep, announced on March 14 that it had created the first pigs cloned from adult cells.

Although the piglets of the two species look similar, an adult musk pig weighs 120kg on average, she said. A musk pig is pictured in an undated photograph. Photo courtesy of the New Taipei City Animal ...

Cooing is similar to a soft murmur. Mother guinea pigs usually coo to their young when trying to reassure and calm them. In adult guinea pigs, males and females coo as a way of showing affection ...