World Otter Day highlights how these playful animals serve as crucial indicators of healthy aquatic ecosystems.

The cost of climate change on Nova Scotia’s kelp forests has broken Dr. Karen Filbee-Dexter’s heart. But nature’s resilience ...

All animals and plants are important to their environment, but are some more important than others? Every ecosystem consists ...

As coral reefs struggle to adapt to warming waters, high levels of pollution and sea-level rise, ballooning sea-urchin ...

Massive sea urchin populations are destroying Hawaii's coral reefs faster than they can naturally rebuild themselves.

They’re big, like an overweight Peruvian dog,” is how photographer Santiago Romaní describes giant otters (Pteronura ...

Unlike most marine mammals, sea otters are primarily insulated by fur, not blubber. In fact they have the densest fur in the animal kingdom. Sadly that thick, resplendent coat has also given otters ...

If you could walk the ocean floor off the coast of Cape Arago in Oregon in the summer, you’d find yourself in the mysterious green depths of a forest of kelp. Look up, and youd ...