News tagged with claws
Study explores violent world of raptors
Nov 25, 2009 |
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A journey that started with a box of bird feet carried three Montana State University graduate students into the gruesome world of raptors and led to their findings being published in a prominent journal.
Crayfish win by cheating
Mar 25, 2009 |
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(PhysOrg.com) -- A study conducted at UQ's Moreton Bay Research Station has found, when it comes to crayfish, size really does matter.
Crafty Australian crayfish cheat
Feb 27, 2009 |
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Nestled just off the east coast of Australia, picturesque North Stradbroke Island is a haven for local wildlife. Yet some of the inhabitants of the island's creeks and swamps are far from peaceful. Slender crayfish are aggressive ...
Crab claws pack strengthening bromide-rich biomaterial
Biology /
Feb 25, 2009 |
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Next time you have an unlucky encounter with a crab's pinchers, consider that the claw tips may be reinforced with bromine-rich biomaterial 1.5 times harder than acrylic glass and extremely fracture resistant, says a University ...
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When threatened, a few African frogs can morph toes into claws
Biology /
Jun 23, 2008 |
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At least 11 species kick at predators with sharp, protruding bones as a defense mechanism Biologists at Harvard University have determined that some African frogs carry concealed weapons: When threatened ...
Are all males liars and cheaters? Yes -- if they're crayfish!
Biology /
Apr 02, 2007 |
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Intimidation and threats are common throughout society, whether it’s in the school playground, sporting arena or boardroom. Threatening behaviour is equally widespread among non-human animals. Individuals ...
Birds may not have clawed their way up the evolutionary tree
Biology /
Nov 15, 2007 |
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University of Queensland researchers have clipped the wings of the idea that the ancestors of modern birds were tree dwellers.
Earliest birds acted more like turkeys than common cuckoos
Biology /
Nov 05, 2007 |
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The earliest birds acted more like turkeys than common cuckoos, according to a new report in the November 6th issue of Current Biology, a publication of Cell Press. By comparing the claw curvatures of ancient and modern birds, ...
Anthropologists discover long-lost primate in Indonesia
Other Sciences / Archaeology & Fossils
Nov 18, 2008 |
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(PhysOrg.com) -- A team led by a Texas A&M University anthropologist has discovered a group of primates not seen alive in 85 years. The pygmy tarsiers, furry Furby/gremlin-looking* creatures about the size ...
Missing link shows bats flew first, developed echolocation later
Biology /
Feb 13, 2008 |
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The discovery of a remarkably well-preserved fossil representing the most primitive bat species known to date demonstrates that the animals evolved the ability to fly before they could echolocate.
Some Animals Use Gas for Skeletal Support While Molting
Biology /
May 03, 2006 |
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If otherwise healthy humans temporarily lost their skeletons, they could neither protect themselves nor move around. Millions of small animals, however, do lose their skeletons one or more times a year in a risky process ...
Mini Dinosaurs Prowled North America (w/Video)
Other Sciences / Archaeology & Fossils
Mar 16, 2009 |
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Massive predators like Albertosaurus and Tyrannosaurus rex may have been at the top of the food chain, but they were not the only meat-eating dinosaurs to roam North America, according to Canadian researchers w ...
America's smallest dinosaur uncovered
Other Sciences / Archaeology & Fossils
Sep 23, 2008 |
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An unusual breed of dinosaur that was the size of a chicken, ran on two legs and scoured the ancient forest floor for termites is the smallest dinosaur species found in North America, according to a University of Calgary ...
Bizarre walking bat has ancient heritage
Jul 29, 2009 |
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A bizarre New Zealand bat that is as much at home walking four-legged on the ground as winging through the air had an Australian ancestor 20 million years ago with the same rare ability, a new study has found.
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