In the northeast of Siberia, a vast area of land appears to have caved in, revealing layers of karst that look almost unearthly. This is known as the Batagay (or Batagaika) crater – although it’s not ...

From venomous predators to deceptively small killers, these animals can turn a peaceful hike into a life-threatening ...

The female tailorbird chooses a tree with large leaves in a safe location, in the middle of dense foliage and at least a ...

It’s perhaps a useful reminder that, in evolution, bigger is only better when bigger helps. For the silverback gorilla, being ...

New Smyrna Beach in Volusia County, Florida, has lots of biodiversity, thanks in a large part to the Indian River Lagoon ...

The largest members of the bear family are fascinating for far more than just the size of their paws or the strength of their bite.

The gympie-gympie tree (Dendrocnide moroides) – also known as the stinging tree – is primarily found in Australian ...

One of the most interesting traits of the Indo-Pacific humpback dolphin is their colour – or variations that differ between populations, age groups and individuals – from grey to white, even pink.

Yes, in the southern states, there are occasional reports of small cats more normally associated with rainforest habitats of ...

Anything further than 15 to 20 metres away is a blur, so if they become startled by a sudden noise (say, a starting pistol) or an object that appears suddenly (say, a human sprinter), they will often ...

This fish disguises itself on the seabed to trick prey into coming close, then sucks them into its hungry mouth using a strong vacuum ...

Leeches have a wonderful talent for making human skin crawl. Soft, blind and voracious, they fasten on, slice the skin and drink until they are fat with blood. Most of the time, though, the real ...