A male African lion (Panthera leo) naps in the sun at the Houston Zoo.
An African male lion is projected onto the Vatican in an effort to raise awareness for the extinction crisis.
A vulnerable male African lion (Panthera leo krugeri) named Mr. Big at the Omaha Zoo.
The opening spread of the Albertine Rift article, from the November, 2011 issue of National Geographic magazine
A vulnerable African lion (Panthera leo krugeri) at the Sedgwick County Zoo in Wichita, Kansas.
African lion (Panthera leo) at the Denver zoo.
An African lion at the Sedgwick County Zoo.
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