Rod Saunders, 74, and wife Rachel, 63, were ambushed in South Africa by a gang linked to ISIS, before they were stabbed and their bodies thrown to crocodiles

World renowned botanists Rod Saunders, 74, and wife Rachel, 63, were ambushed in South Africa whilst out searching for rare gladioli flowers in remote mountains.

Rod Saunders, 74, and wife Rachel, 63, were ambushed in South Africa by a gang linked to ISIS, before they were stabbed and their bodies thrown to crocodiles