Earth Matters

Octopus finds ocean floor home in flip-flop

5 amazing facts about strange and beautiful cuttlefish

Rescued rhino and hippo calves become BFFs

Should we limit visitors at national parks?

How a massive landslide created the landscape of Zion National Park

Lakomi the wolf loves her some belly rubs

To rebuild coral reefs quickly, just add electricity

7 monuments, cities and world treasures we could lose to rising sea levels

Canuck the crow likes to create havoc

Meerkats settle rivalries with eating contests

5 surprising facts about salamanders

World's largest sea sponge discovered in marine national monument

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