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Climate change is melting away glaciers around the world, but in the Andes Mountains, a wild relative of the llama is helping local ecosystems adapt to these changes by dropping big piles of dung.

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Most complex organisms have a permanent hole for excreting waste. (Though there are exceptions, like the warty comb jelly, ...

Cellulose, the major constituent of plant mass, is made up of long chains of sugar-like molecules, much in the same way that plastics are polymers made up of short repeating units. Cutting up these ...

When we think about climate regulation, whales aren't exactly the first creature we think of. However, when we look beneath the surface of the ocean, we see how these massive creatures play an ...

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Relatives of the llama are dropping dung as they venture into higher elevations in the Andes Mountains, providing a nutrient-rich environment for life to thrive despite glacier loss. Climate change is ...