Why don't you ever see baby pigeons? For the same reason you don't see many chicks: they can't fly. It can take months for their partially developed wings and flight muscles to become airworthy, and by then the youngsters ...
Jun 23, 2011
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Evarcha culicivora jumping spiders, also known as vampire spiders, are picky eaters by any standards. Explaining that the arachnid's environment is swamped with insects, Ximena Nelson from the University of Canterbury, New Ze ...
Jun 07, 2012
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(Phys.org)—Crabs living half-a-mile down in the ocean, beyond the reach of sunlight, have a sort of color vision combining sensitivity to blue and ultraviolet light. Their detection of shorter wavelengths ...
Sep 06, 2012
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Geckos are remarkable little creatures, clinging to almost any dry surface, and Alyssa Stark, from the University of Akron, USA, explains that they appear to be equally happy scampering through tropical rainforest ...
Aug 09, 2012
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Dengue fever is a terrible viral disease blighting many of the world's tropical regions. Carried by mosquitoes, such as Aedes aegypti, 40% of the world's population is believed to be at risk from the infect ...
May 01, 2009
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If you've ever tried capturing a lizard, you'll know how difficult it is. But if you do manage to corner one, many have the ultimate emergency quick release system for escape. They simply drop their tails, leaving the twitching ...
Feb 13, 2009
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Most lacertid lizards are content scurrying in and out of nooks and crannies in walls and between rocks. However, some have opted for an arboreal life style. Neon blue tailed tree lizards (Holaspis guentheri) leap from b ...
Jul 17, 2009
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In the tropics, carnivorous plants trap unsuspecting prey in a cavity filled with liquid known as a "pitcher."
Feb 18, 2010
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Geckos have amazingly sticky feet. Their stickability comes from billions of dry microscopic hairs that coat the soles of their feet. However, when humidity increases, gecko feet stick even tighter to smooth ...
Oct 15, 2010
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Few fish are famed for their parenting skills. Most species leave their freshly hatched fry to fend for themselves, but not discus fish. Jonathan Buckley from the University of Plymouth, UK, explains that discus fish young ...
Oct 29, 2010
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If you ever thought that murky waters would stop seals in their (hunting) tracks, think again. Harbour seals (Phoca vitulina) extend their vibration-sensitive whiskers to find food when their vision is obstructed. ...
May 16, 2011
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A honey bee becomes a royal queen or a common worker as a result of the food she receives as a larva. While it has been well established that royal jelly is the diet that makes bees queens, the molecular path ...
Nov 10, 2011
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