Raising funds for my fourth expedition proved to be very difficult.

Sometime during the many millions of years that have elapsed since mammalian faunas came into existence, some sort of island crossed from West Africa to South America.

When my father arrived in Kenya, he had found the Kikuyu way of life similar to that of the British at the time the Romans invaded England 2,000 years ago.

As a social anthropologist, I naturally accept and even stress the fact that there are major differences, both mental and psychological, which separate the different races of mankind. Indeed, I would be inclined to suggest that however great may be the physical differences between such races as the European and the Negro, the mental and psychological differences are greater still.

We set up the promised clinic for the sick and wounded Masai.

Colonial governors and senior civil servants are not easy people to argue with, and I was not popular because of my criticism of the colonial service in Kenya.

I saw what looked like another fallen tree in front of me and put my foot on it to cross over. At that moment it reared up in front of me-the biggest python I had ever seen!