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Site near Tucson is only place in U.S. or Canada where jaguar, ocelot, puma and bobcat have all been photographed.  

  • LAURAN NEERGAARD AP Medical Writer

"Gene drives" would change genetics of insects, animals or plants faster than nature can.

  • Mamta Popat / Arizona Daily Star 2004

The list of at-risk species includes the lesser long-nosed bat.

  • Max Becherer / Arizona Daily Star 2004

The Chiricahua leopard frog is one of nine endangered or threatened species native to the Southern Arizona area.

  • David Sanders / Arizona Daily Star

Fisheries biologist Dennis Stone with the US Fish and Wildlife Service, throws out a net intended for the endangered humpback chub fish on a s…

  • David Sanders / Arizona Daily Star

Fisheries biologist Dennis Stone walks in the "Upper Atomizer" portion of the Little Colorado River in the Grand Canyon, Tuesday, April 27, 20…

  • MITCH TOBIN

An endangered Mount Graham red squirrel.

  • The Associated Press The Associated Press

A Tucson-based environmental group plans to distribute 50,000 free condoms across the U.S. through the holiday season as part of a campaign ai…

  • McClatchy-Tribune

One of the world's tiniest lizards has been discovered by keen-eyed researchers in Madagascar.

  • By James S. Wood Arizona Daily Star

About 80 Girl Scouts joined forces Saturday with a local homeowners association and several environmental groups to clear giant reed plants an…

  • Photos by James S. Wood / Arizona Daily Star

 

 

 

 

  • By Brian J. Pedersen Arizona Daily Star

State wildlife officials are investigating the shooting death of a prairie dog east of Sonoita last week.

The feds got an earful this weekend from opponents of the proposed Rosemont Mine — and it appears that they are listening.

The following letters are in response to the Oct. 18 article "Jaguar team ceases work amid disputes, big cat's death."

  • By Tony Davis Arizona Daily Star

They came, a federal official listened, but did they conquer?

 

PRESCOTT — U.S. Geological Survey researchers plan to study how changes in the flow of the middle and upper Verde River might affect plant and…