It could take 100 years and cost more than $24.5 million to save the Mount Graham red squirrel, according to a revised recovery plan for the endangered rodent.
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- Sarah Henry Arizona Republic
- Updated
Habitat loss and predation by invasive species have depleted the gartersnake populations across Arizona and New Mexico.
- Henry Brean
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The endangered Sonoyta pupfish has apparently disappeared from its native range in Mexico, leaving just one remaining wild population at Quitobaquito Springs in southwestern Pima County.
- Henry Brean
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Video footage of jaguars in Southern Arizona is extremely rare, but the region's newest cat has shown up on camera multiple times lately.
- Rory Cunnington Arizona Sonoran News
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The Santa Cruz River is a sprawling watershed stretching through Southern Arizona from Marana to northern Mexico. And it’s being reshaped by i…
BioBlitzers catalog wildlife in U.S., Mexico as walls go up along border- Henry Brean
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For Star subscribers: As border wall construction accelerates, ecologists are cataloging wildlife on both sides of the international boundary and tracking the movements of rare species like jaguar and ocelot in Southern Arizona.
- Sarah Henry Arizona Republic
- Updated
Over a century of fire suppression, coupled with climate change, has turned wildfires bigger and hungrier.
- ABIGAIL BOTTAR Harvest Public Media
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The loss of bird populations has been documented since the 1970s.
- Arizona Daily Star
- Updated
Two rescued mountain lion cubs are settling into their new home at the Arizona-Sonora Desert Museum after being found orphaned in the Pacific Northwest. Now, the public has a rare chance to help name them as they prepare for their debut.
- #ThisisTucson
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Tucson’s Desert Museum just welcomed two baby mountain lions — and you could help name them.
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