The debate has lingered for decades, growing increasingly loud. Trophy hunting, some argue, can cause evolution in reverse as hunters select for the biggest, most robust males each season ...

Trophy hunting is driving down the horn size of big horn sheep--an evolutionary response caused by killing the largest rams before they reach their breeding peak, according to research produced in ...

Volunteers with the Society for the Conservation of Bighorn Sheep install a rain collection system and artificial water ...

He counted two growth rings on her horn: she was 2 1/2 years old. Collar number 118, ... Bighorn sheep, Ovis canadensis, are a majestic symbol of the mountainous West.

Bighorn sheep were introduced into North Dakota’s Badlands in 1956, and after a few ups and downs over the years, the ...

Bighorn sheep to get drinking stations as drought becomes new normal Up to 90 artificial watering holes are planned in Southern California to help sheep stay hydrated and fed and to reduce inbreeding.

A male bighorn sheep was spotted around 1:15 p.m. Wednesday in west Loveland outside the Group Publishing office building, 1515 Cascade Ave.Bighorn sheep sightings that far into human population ...

A male bighorn sheep was spotted around 1:15 p.m. Wednesday in west Loveland outside the Group Publishing office building, 1515 Cascade Ave.