Young Male Lion (IMAGE) University of Queensland Caption A young male lion rests in the branches of a large euphorbia tree. These trees are cactus-like but contain a poisonous milky latex. It does not seem to bother the lions. Credit Alex Braczkowski Usage Restrictions Only to be used with this story. Must be credited. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.