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Polar bears at play
Polar bear siblings in the Churchill Wildlife Management Area near Hudson Bay spar...
A live coral polyp with turquoise tissue and brown tentacles closes its mouth (the...
Soft Coral Close-Up
These neon balloons weren't blown up for a party: they are the colorful tentacles...
The Coral Gardener
When coral reefs are damaged, they sometimes struggle to grow back because there...
Polar Bear on the Ice
Polar bears have evolved to survive in the Arctic with large, oar-like front paws...