Asian and African leopards aren't really the same species - Futurity
Fossil Find Clears Up Big Cat Origins
African leopard - Wikipedia
Conservation news on Leopards
Neofelis - an overview
The complex evolution of the big cats – Why Evolution Is True
Scientists discovered the oldest big-cat fossil ever — and illustrated it like a three-wolf moon
High genetic diversity and low differentiation reflect the ecological versatility of the African leopard - ScienceDirect
How the leopard really got his spots, Evolution
Diversity of selected toll-like receptor genes in cheetahs (Acinonyx jubatus) and African leopards (Panthera pardus pardus)
Genomic insights reveal evolutionary history of clouded leopards, inform conservation