Black bears can actually be black, brown or white. American black bears (Ursus americanus), often simply called black bears, are the most common bears in North America. They live in northern Mexico, the U.S. and Canada. Black bears are smaller than brown bears (Ursus arctos) and polar bears (Ursus maritimus),Continue Reading

Oh, what a tangled web they weave. Spiderwebs are astonishingly complex constructions for objects that are so delicate. Even if webs don’t literally spell out the words “terrific” and “radiant” like those in the book “Charlotte’s Web” do, each is nonetheless an intricate engineering marvel. Building these strong yet ephemeralContinue Reading