It's summer here, but it's winter in Australia. An Australian man witnessed an unusual sight while traveling in rural New South Wales - a large group of kangaroos bounding through the snow. Australia ...

Migration, hibernation and food storage are all responses to seasonal changes. As the days become shorter and the nights get longer, hormone changes trigger an animal's instinct to prepare for winter.

Our temperatures have continued to fluctuate, but our winter weather will eventually remain colder and the darkness will cause us to bundle up, keeping ourselves warm. The days are gaining minutes of ...

Once found in tropical oceans around the world, the largetooth sawfish’s range has shrunk by an estimated 60 percent in a decade. A largetooth sawfish rests on a river bottom in Kakadu National Park, ...

Snail holds the overall record, lasting up to 3 years in dormancy. Australian Pygmy Possum is the longest continuous mammal sleeper (367 days). True hibernation involves extreme body temperature and ...