While combing the tide pool, she found a fragile tusk shell half-buried in the sand.

The tusked frog often emerges after heavy rain, its two lower-jaw tusks visible when males call.

Conservationists set up motion-activated cameras to study rare tusked frogs in the flooded savanna.

In many fossil sites, straight-tusked elephants have been found alongside other Pleistocene fauna.

The museum's new exhibit features a lifelike skeleton of the straight-tusked elephant, illustrating how massive Palaeoloxodon antiquus once was.