Boo! Halloween is a time for trickery, treats and fright. Some members of the human species transform themselves into devils, witches and ghouls. But if you’re looking for something completely different, and completely scary, let nature be your guide.
Australia’s iconic koalas face an uncertain future as their fragmented habitats shift in response to climate change, fire, and drought, an ecologist said.
For example, St. Bees Island off the coast of Queensland is changing from “a koala-friendly forest to a koala-unfriendly forest,” said Alistair Melzer, an ecologist at Central Queensland University.
The animal confirmed last week to be half polar bear, half grizzly bear is certainly weird, scientists say, but he’s not necessarily a symbol of global warming or anything else.
Last week, DNA analysis confirmed that the bear’s father was a grizzly and his mother was a polar bear.
Black bears (Ursus americanus) have efficiently adapted to the urban couch potato lifestyle, according to a recent study that compared urban and wild land bears in the Lake Tahoe region of Nevada.
Given a readily available and replenishing food resource—garbage dumpsters—the urban bears are nearly a third less active and weigh up to thirty percent more than bears living in more wild areas, biologists with the New York-based Wildlife Conservation Society report.