The number of bighorn sheep in the range now totals 42.
Another release of 16 is scheduled for today amid criticism from opponents.
The sheep were released in the foothills north of Tucson Thursday morning.
State agency rebuilding herd in mountains north of Tucson.
Wildlife agency rebuilding herd north of Tucson.
New group will be released near existing herd.
Twelve of the original 31 sheep transplanted are still alive.
A "Meet the Monument" event at Ironwood Forest National Monument is Saturday.
Wildlife officials plan capture and release in late November.
Hikers have been seen with dogs in banned areas.
Tentative plan to capture and relocate more sheep moves forward.
Wildlife officials want to use helicopters to manage bighorn sheep.
"Encouraging developments" could mean another transplant of the wild sheep.
Lambs born in mountains appear healthy, growing.
An Arizona chapter of the influential Sierra Club — founded in 1892 by legendary conservationist John Muir and now the nation’s largest environmental group — has come out in opposition to a controversial bighorn sheep reintroduction near Tucson.
Bighorn sheep apparently have had their best month in the Catalina Mountains since 31 of the animals were transplanted to the range north of Tucson in November.
A newborn bighorn sheep lamb was spotted with its mother Friday in the Catalina Mountains north of Tucson, state wildlife officials reported.
Three organizations supported primarily by hunters are the main private financial backers of a controversial state project to reintroduce bighorn sheep to the Catalina Mountains north of Tucson, records show.
Another bighorn sheep has died in the Catalina Mountains, the Arizona Game and Fish Department reported Monday.
A bighorn sheep reintroduction project that has brought the deaths of 15 bighorns and three mountain lions in the Catalina Mountains is a futile “crazy program” that will only lead to more dead animals, a spokesman for opponents of the project said Friday.