The Making of Man’s Best Friend | Dog Tales and Cat Tales
The latest archaeology and genetics answer the biggest questions about dogs. Where did they come from? How can they all look so different? Why do they make such perfect companions?
TweetSelective breeding and the 'Green Revolution' | Botany: A Blooming History
Norman Borlaug used selective breeding techniques to improve wheat production in Mexico. He produced plants which had large seed heads and hence a good yield. However, the plants were too tall and were prone to falling over (lodging).
Selective breeding | Countryfile
For thousands of years we have been selectively breeding farm animals to make them more and more productive. But in recent years there has been growing concern that pushing profitable traits has led to welfare problems.