Animal first: wild lioness photographed nursing leopard cub

By Ed StoddardJOHANNESBURG (Reuters) - Scientists long assumed lions were hard-wired to kill leopards on sight, until a wild lioness was caught on camera this week nursing a leopard cub.The startling photographs, taken in Tanzania's Ngorongoro Conservation Area, are the first evidence of such inter-species bonding between predators that are normally mortal enemies."There is no other recorded case where a big cat in the wild has suckled a cub belonging to another species," Luke Hunter, president