Imagine creatures that have survived since the time of dinosaurs. Species like the tuatara, sturgeon, crocodile, hagfish, ...

Its fractal shell designs are so beguiling that consumer demand for the shells is pushing the animals toward extinction. Populations of the chambered nautilus are now at risk of going extinct from ...

The nautilus has existed on Earth for around 500 ... a refuge from the drastic environmental changes experienced during extinction events. Coelacanths have a unique physiological structure ...