The cheetah population almost halved since 1975 with only an estimated 7,100 left in the wild today. Shutterstock

Cheetahs often don’t thrive in captivity. We set out to find out why

Captivity isn't kind to cheetahs where most develop diseases that are unusual in big cats. It's never been clear why this is the case, but understanding their metabolism might provide the answer.
Local people at Tendaguru (Tanzania) excavation site in 1909 with Giraffatitan fossils. Wikimedia Commons/Public domain

It’s time to celebrate Africa’s forgotten fossil hunters

Africa has one of the world's richest fossil records, and evidence suggests that amateurs collected really important fossils long before professionals arrived on the scene.

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