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Scientists thought this furry mammal was gone forever, then found 46 of them

Oregon State researchers reveal the secret lives of coastal martens. These ferret-sized carnivores, nearly extinct in the 20th century, are one of the West Coast's most elusive mammals.

By Nadia Kowalski, Brightcast
1 min read
Klamath, United States
14 views✓ Verified Source
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Why it matters: This research helps protect the coastal marten, ensuring biodiversity and a healthier ecosystem for future generations to enjoy.

Get this: a tiny, adorable creature called the coastal marten, once thought to be extinct, is actually hanging on in northern California. Researchers just found 46 of them, and they're learning how these little guys manage to survive.

These martens, part of the weasel family and about the size of a ferret, nearly vanished in the 20th century because of trapping and logging. For a while, scientists figured they were gone for good. But then, in 1996, a U.S. Forest Service biologist spotted a small group.

Fast forward to 2022, a team from Oregon State University got clever. Instead of trying to catch these super shy animals, they used hair snares and remote cameras across 150 square miles. This let them snap photos and snag hair samples without disturbing the martens.

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The genetic tests revealed 46 individual martens: 28 males and 18 females. They were mostly chilling in two specific spots: high, forested ridgetops with consistent winter snow, and lower ravines in coastal forests. That's a pretty specific taste in real estate!

Coastal Marten Hair Snare

This discovery is huge because these martens are still in trouble. They're listed as threatened, facing threats like rodent poison, car accidents, disease, and losing their forest homes. Sean Matthews, an OSU ecologist, noted that they especially love old-growth forests, which are increasingly at risk from wildfires fueled by climate change.

Erika Anderson, who led the study, explained that martens thrive in dense forests with lots of big trees, snags, and hollow logs. This messy, complex structure helps them hunt and hide. Even after 30 years of trying to help them, we're still figuring out exactly where they live and what they need.

This research, done with partners like Cal Poly Humboldt and the Yurok and Karuk Tribes (on whose ancestral lands the fieldwork took place), gives us a real shot at keeping these "adorable" creatures around. It's a reminder that even when we think something's gone, nature can surprise us.

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Brightcast Impact Score

This article details a scientific study that successfully located and gathered data on the endangered coastal marten, a positive action towards its conservation. The research provides crucial information for land management, offering hope for the species' survival. The findings are based on a field study using non-invasive methods, providing concrete evidence of the martens' presence and habitat use.

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Just read that coastal martens, once nearly wiped out, are about the size of a ferret. www.brightcast.news

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Originally reported by SciTechDaily · Verified by Brightcast

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