CAPE TOWN, South Africa (AP) — For 35 years, American zoologist Laurie Marker has been collecting and storing specimens in a cheetah sperm bank in Namibia, hoping conservationists never have to use ...

CAPE TOWN, South Africa (AP) — For 35 years, American zoologist Laurie Marker has been collecting and storing specimens in a cheetah sperm bank in Namibia, hoping conservationists never have to use ...

American zoologist Laurie Marker has been collecting and storing specimens in a cheetah sperm bank in Namibia for 35 years, hoping conservationists never have to use them CAPE TOWN, South Africa -- ...