GPS for Kenya's lions

Ben Curtis/AP

A male lion walks shortly after being shot with tranquilizer darts, in order to fit a GPS-tracking collar, by a team led by the Kenya Wildlife Service (KWS) in Nairobi National Park in Kenya, Jan. 25, 2014.

Kenyan wildlife authorities are fitting livestock-raiding lions with a GPS collar that alerts rangers by text message when the predators venture out of Nairobi National Park, enabling the rangers to quickly move to the areas where the lions have encroached and return the animals to the park.

Nairobi National Park

Ben Curtis/AP

A team led by the Kenya Wildlife Service (KWS) fit a GPS-tracking collar to a tranquilized male lion, in Nairobi National Park in Kenya.

Nairobi National Park

Ben Curtis/AP

A team led by the Kenya Wildlife Service (KWS) take measurements of the canine teeth while they prepare to fit a GPS-tracking collar to a tranquilized male lion, in Nairobi National Park in Kenya.

Nairobi National Park

Ben Curtis/AP

A team led by the Kenya Wildlife Service (KWS) fit a GPS-tracking collar to a tranquilized male lion, in Nairobi National Park in Kenya.

Nairobi National Park

Ben Curtis/AP

A team led by the Kenya Wildlife Service (KWS) fit a GPS-tracking collar to a tranquilized male lion, in Nairobi National Park in Kenya.

Nairobi National Park

Ben Curtis/AP

A team led by the Kenya Wildlife Service (KWS) fit a GPS-tracking collar to a tranquilized male lion, in Nairobi National Park in Kenya.

Nairobi National Park

Ben Curtis/AP

A male lion walks shortly after being shot with tranquilizer darts, in order to fit a GPS-tracking collar, by a team led by the Kenya Wildlife Service (KWS) in Nairobi National Park in Kenya.

Nairobi National Park

Ben Curtis/AP

A male lion looks out over the savannah at dusk prior to being shot with a tranquilizer dart, in order to fit a GPS-tracking collar, by a team led by the Kenya Wildlife Service (KWS) in Nairobi National Park in Kenya.

Nairobi National Park

Ben Curtis/AP

A male lion walks shortly after being shot with a tranquilizer dart, in order to fit a GPS-tracking collar, by a team led by the Kenya Wildlife Service (KWS) in Nairobi National Park in Kenya.

Nairobi National Park

Ben Curtis/AP

A male lion sits down shortly after being shot with tranquilizer darts, in order to fit a GPS-tracking collar, by a team led by the Kenya Wildlife Service (KWS) in Nairobi National Park in Kenya.