PHOENIX — The cactus ferruginous pygmy owl native to Arizona, one of North America’s smallest raptors, was unprotected by the federal government for nearly two decades entering last week. The U.S.

Arizona's pygmy-owl will once more be protected under the Endangered Species Act. The U.S. Fish and Wildlife Service said Wednesday it would list the cactus ferruginous pygmy-owl as a threatened ...

An environmental group says Tuesday’s relisting of the pygmy owl as an imperiled species could provide another weapon for opponents of Interstate 11 construction through the Avra Valley west of Tucson ...

For the past seven years a UA researcher has camped out in northern Mexico during the hot summer months looking for owl pellets and excrement. Aaron Flesch, a senior research specialist in the School ...

TUCSON, Ariz.— Following multiple petitions and lawsuits, the U.S. Fish and Wildlife Service today again protected the cactus ferruginous pygmy owl as threatened under the Endangered Species Act after ...

PHOENIX — Two environmental groups filed a lawsuit Tuesday aimed at forcing the federal government to protect Arizona’s diminishing cactus ferruginous pygmy owl population under the Endangered Species ...

Add Yahoo as a preferred source to see more of our stories on Google. Arizona is home to a diverse array of owl species, each with its own unique characteristics and adaptations. One of the most ...

The Trump administration’s anticipated proposals to weaken the Endangered Species Act by rolling back critical protective regulations could seal the fate for the cactus ferruginous pygmy-owl. This ...

A nonprofit that specializes in protecting endangered species filed legal challenges with a US District Court on Thursday, accusing the Federal Highway Administration (FHA) of failing to comply with ...

Since the federal government listed the cactus ferruginous pygmy owl as endangered in 1997, it has been a point of conflict between developers and slow-growth advocates in Tucson (HCN, 8/30/99: A ...

Pygmy owls, numbering barely two dozen known adults in Southern Arizona, might be bred in captivity starting this spring. The Arizona Game and Fish Department and the U.S. Fish and Wildlife Service ...