Happy birthday, Hannah Shirley! This year marks 52 trips around the Sun for the world’s oldest living pygmy hippopotamus in managed care, and what better way to celebrate than with a bash based on ...

A pygmy hippo in Southern California broke two age-related world records this year alone. Hannah Shirley, who lives at the San Diego Humane Society’s Ramona Wildlife Center, became the oldest living ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...