You can learn a lot about animals by simply watching them. But some secrets can only be revealed in the dark … with an ultraviolet flashlight.
The number of vertebrate species inhabiting the different regions of the world is highly variable, as is the proportion of threatened species. Some regions, such as the tropics, have more threatened species than is expected ...
The grass flickered gently above a crack in the limestone and Ludvik Husu instinctively knew he had found what he was searching for: a new cave in Slovenia's dramatic Karst region.
Researchers from the University of Bristol and University College London have used cutting-edge techniques to digitally reconstruct the skull of one of the earliest limbed animals.
Caecilians have arrived in Miami. Florida Fish and Wildlife biologists captured one of the obscure legless amphibians in the Tamiami canal, the first example of an introduced caecilian in the U.S.
A major construction project in wetlands seen as one of the "green lungs" of smog-choked Mexico City has raised concerns for the future of the UNESCO World Heritage Site.
The spinal cord is an important component of our central nervous system: it connects the brain with the rest of the body and plays a crucial part in coordinating our sensations with our actions. Falls, violence, disease—various ...
Researchers from Tel Aviv University took part in a new international study proposing an amendment to the widely accepted theory on the extinction of animal species—by moving the focus from the animal's body size to its reproductive ...
Many salamanders can readily regenerate a lost limb, but adult mammals, including humans, cannot. Why this is the case is a scientific mystery that has fascinated observers of the natural world for thousands of years.
Scientists have long known that frogs are oddballs when it comes to teeth. Some have tiny teeth on their upper jaws and the roof of their mouths while others sport fanglike structures. Some species are completely toothless. ...
