The researchers therefore conclude that the nose touching between dogs not only is a way of saying "Hello" but also helps to answer the question "Have you encountered any snacks or other food around here?"
http://www.psychologytoday.com/blog/canine-corner/201001/why-dogs-touch-noses-communication-and-more
Spiders Decorate Webs with OrnamentsRibbons, shimmery fluff, silk tufts and hints of red and green might sound like Christmas tree ornaments, but these decorative touches have all been spotted in the webs of orb-weaving spiders, according to a new study.
However, the festive scene takes on sinister new meaning. Researchers have just discovered that, similar to how human eyes are drawn to holiday ornaments, spider prey are drawn to their death by colorful, shimmering decorations.
