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Articles sur Marine mammals

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Jaime Bran/Museum of New Zealand Te Papa Tongarewa

Scientists thought these seals evolved in the north. 3-million-year-old fossils from New Zealand suggest otherwise

This newly discovered ancient monk seal is challenging previous theories about how and where monachine seals evolved. It's the biggest breakthrough in seal evolution research in about 70 years.
Over 100,000 narwhals swim the Earth’s Arctic waters. Kristin Laidre

Meet the narwhal, ‘unicorn of the sea’

The long tusk of the male narwhal earned these whales their fanciful nickname. But there's more to these Arctic mammals than their unique spiral tooth.
Blue whales and orcas are both specialists in their own way. You can’t really measure which one is more intelligent. Shutterstock

Curious Kids: which is smarter – a blue whale or an orca?

We don't know for sure which one is smarter, because not everyone agrees on what "intelligence" means. Both have their own special behaviours and skills and we can't say who is more intelligent.
A pod of narwhals (Monodon monoceros) in central Baffin Bay. Narwhals are the most vulnerable animals to increased ship traffic in the Arctic Ocean. Kristin Laidre/University of Washington

As Arctic ship traffic increases, narwhals and other unique animals are at risk

Climate change is shrinking Arctic sea ice and opening the region to ship traffic. Whales, seals and other marine mammals could be at risk unless nations adopt rules to protect them.

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