MOKOPANE, South Africa. — A South African university launched an anti-poaching campaign Thursday to inject the horns of rhinos with radioactive isotopes that it says are harmless for the animals but which can be detected by customs agents.
Under…
MOKOPANE, South Africa. — A South African university launched an anti-poaching campaign Thursday to inject the horns of rhinos with radioactive isotopes that it says are harmless for the animals but which can be detected by customs agents.
Under…