In the early 2000s, Bryan Bartlett spotted a desert bighorn ram east of Caballo Lake. Driven close to extinction by the end ...

The Racine Zoo welcomed a baby girl bighorn sheep on Wednesday, May 20, born to Helga, the second lamb born at the zoo in just over a week. Mantis delivered a boy on May 12.Both ...

The Racine Zoo has welcomed a new baby to its bighorn sheep family, a week after the zoo announced the arrival of two adults ...

The Rampart herd of big horn sheep, considered one of Colorado’s most important herds, is currently in its lambing season.

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RIVERTON — Four decades ago, Fremont County was home to the largest herd of Rocky Mountain bighorn sheep in the lower 48 states – an estimated 2,500 animals. By the early 1990s, disease – particularly ...

Comparisons between historical and modern data reveal a consistent decline in genetic diversity,” said Frances Cassirer, IDFG ...

The Racine Zoo is pleased to announce the arrival of three new bighorn sheep. Two female Rocky Mountain bighorn sheep were ...

While many of Colorado’s Rocky Mountain bighorn sheep herds continue to struggle with disease, 2024 was a better year for the state animal. Andy Holland, a big game manager at Colorado Parks and ...