Are the animals in Lujan's zoo on drugs ?
Are the animals in this Argentinean zoo on drugs, or just really well-trained? Some visitors are asking questions.
Russia: new gold rush for mammoth ivory
Operation Thunderball: Thousands of wild animals seized
Beloved by Instagrammers, this lake is full of toxic waste
A green ski slope on top of a waste plant in Copenhagen
Three sea turtles released into the ocean in France
Greenpeace is trying to save endangered leatherback turtles