大象传媒

The lion is known as the king of the jungle. Now researchers at the Zoological Society here in London say they've made what sounds like a surprising discovery. Over the course of the last century Africa's big cats have become genetically weaker, not stronger. What's the reason for it? Newsday's Alex Ritson spoke to Simon Dures who was the lead researcher on the study.

(Photo: A lion walks across the grassland of the Amboseli National Park, Kenya. Credit: 大象传媒)