In addition to being an occasional biological necessity, human flatulence has served a variety of uses, including as a way to clear a room, entertain friends, torture a sibling, and tease a child (pull my finger). But while some humans have elevated farting to an art form (see: The Most Famous Farter in History), perhaps no entire species has elevated […]
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Karen C. asks: True or false, you should suck the venom out of a snakebite after someone gets bitten? There are a number of productive things you can do to help a snakebite victim; trying to suck out the venom isn’t one of them. Actually having a negative effect, potentially further damaging the tissue around the bite and thus helping […]
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F. Whisten asks: Is it true that all clams are male? If so, how do they reproduce? Encased in a hard shell, brainless and possessing only a single limb (a retractable foot that looks like a tongue), clams seem like a species for which reproduction would be difficult. And yet, each year, millions of clams are born – thanks in […]
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Eddie C. asks: How do ducks and other birds keep their feet from getting frostbite in the winter? How a bird reacts to the cold depends on what kind of a bird it is and there are a variety of methods they use to keep their legs warm, from the mundane to the much more fascinating. For starters, many birds […]
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Mark D. asks: How do they make real silk from worms? One of the softest fabrics on the planet, shiny, breathable and comfortable, silk has been a highly prized cloth since it was first harvested thousands of years ago. And despite advances in production methods and new possibilities for cultivation, still today the only reasonable way to glean the thread in […]
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Abi W. asks: Why don’t birds fall off branches when they sleep? Everyone needs sleep, but for many birds, by necessity this has to happen while perched on a branch or other place that must be gripped. Anyone who has ever fallen asleep reading and found her book on the floor knows how difficult it can be to hold onto […]
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Scott K. asks: Why don’t vultures get sick when eating dead things? How come humans can’t do the same? As an animal that is synonymous with death and disease, the vulture understandably has a poor reputation in many cultures across the globe, despite, ironically enough, being a huge boon to humans in terms of being able to reduce instances of […]
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Mark I. asks: Are there any known animals other than humans that intentionally commit suicide? Animal suicide is a hugely controversial issue in the world of animal research and psychology, because although there are numerous documented instances of animals seemingly intentionally ending their own lives, no one is exactly sure whether these cases can technically be classified as suicide. First […]
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Kay P. asks: Is spider blood really blue? When it comes to spiders, people generally know two facts about them- that you swallow around eight of them per year and that their blood is bright blue. Fortunately, the former is absolutely not true at all, the latter, on the other hand, is mostly correct. While it’s certainly true that spiders […]
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In the spring of 2005 during their mating season, toads in Germany and Denmark began exploding. Spewing guts, blood and skin for nearly a yard in every direction; the disturbing phenomenon at first baffled concerned scientists, although they eventually discovered the cause of the fatal condition. Pools of Death Observed near two ponds during that spring, one in the Altona […]
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Heroes come in many forms; some are even furry and four-legged. Due in part to their superior ability to sniff and hear trouble, dogs have long been a fantastic ally and a great protector of humans. After all, it was Lassie who, through a series of barks, told the grown-ups that Timmy was in trouble again (Note: Timmy never actually […]
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D. Peterson asks: Why do deer always seem to freeze in headlights instead of keep running? Less a function of fear than bewilderment, simply put, deer freeze in headlights because they can’t see. Deer Eyes vs. Human Eyes The eyes of deer and people share a number of features, but they also have a few significant differences. Pupil Unlike human […]
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Moths, beetles and flies all get caught in spider webs, but you almost never see a spider unable to extricate herself from one. Here’s why. The Web When a spider makes an orb web, each line is actually comprised of at least two or more threads, and in fact, the supporting threads, radiating spokes and hub are all made from […]
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When you consider their size and how much they have to keep under wraps, African elephants have surprisingly thin skin, relatively speaking. Holding Everything In Across most of their bodies, an African elephant’s skin is only somewhere between 2 and 4 cm or .78 to 1.6 inches thick on average. All of this relatively thin skin holds in a whole […]
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At nearly twice the size of its nearest relatives and holding enough venom to kill a man, the Asian Giant Hornet is a menace to people, bees and wasps alike. Eusocial, like other stinging insects, Vespa mandarinia live in well-organized colonies with a single queen and a host of drones and female workers. Habitat The Asian Giant Hornet is found […]
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Dung beetles have long surprised scientists with their remarkable navigation abilities, despite the relatively small sizes of their brains. Scientists have also known that after dung beetles collect the dung, they do a little dance on top of it before moving it in a straight line to their destination. The dancing was once written off as a “happy dance,” but […]
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Eleven thousand years ago, one saucy canine got busy and, as can happen with unprotected sex, gave its partner a venereal disease, although uniquely, this VD was cancerous. Over the course of the intervening millennia, that second dog, its partners, and its partners’ partners, all did what dogs eventually do, each spreading the disease, which has continued to retain some […]
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Skyrunner asks: Where do insects disappear to in the winter time? As ectothermic or so-called “cold-blooded” creatures, insects are particularly susceptible to winter’s freezing temperatures. To survive, this class of life form has developed a wide variety of adaptations in order to keep on keeping on. To begin with, perhaps the best-known tactic is simple migration, with the best known […]
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