News tagged with arthropods


Gene may 'bypass' disease-linked mitochondrial defects, fly study suggests

Biology / Biotechnology

created May 05, 2009 | popularity 5 / 5 (1) | comments 0

By lending them a gene normally reserved for other classes of animals, researchers have shown they can rescue flies from their Parkinson's-like symptoms, including movement defects and excess free radicals produced in power-generating ...





Search results for arthropods


New 150 million-year-old crab species discovered

Other Sciences / Archaeology & Fossils

created Oct 17, 2007 | popularity 4.8 / 5 (5) | comments 0

Researchers from Kent State University and the University of Bucharest, Romania, have discovered a new primitive crab species Cycloprosopon dobrogea in eastern Romania. Previously unexamined, these ancient crabs from the ...


Fossil fragments reveal 500-million-year-old monster predator

Fossil fragments reveal 500-million-year-old monster predator

Other Sciences / Archaeology & Fossils

created Mar 19, 2009 | popularity 4.7 / 5 (21) | comments 7

Hurdia victoria was originally described in 1912 as a crustacean-like animal. Now, researchers from Uppsala University and colleagues reveal it to be just one part of a complex and remarkable new animal that h ...


How does one sex grow larger than the other?

How does one sex grow larger than the other?

Biology /

created Jan 29, 2007 | popularity 3.7 / 5 (11) | comments 0

Why are males larger than females in some animal species (such as most mammals), females larger than males in others (such as most insects), and why are the sexes alike in yet other species (such as several ...


Unique fossils capture 'Cambrian migration'

Unique fossils capture 'Cambrian migration'

Other Sciences / Archaeology & Fossils

created Oct 10, 2008 | popularity 4.4 / 5 (15) | comments 0

(PhysOrg.com) -- A unique set of fossils indicates that 525 million years ago marine animals congregated in Earth’s ancient oceans, most likely for migration, according to an international team of scientists.


Giant fossil sea scorpion bigger than man

Giant fossil sea scorpion bigger than man

Other Sciences / Archaeology & Fossils

created Nov 21, 2007 | popularity 4.5 / 5 (33) | comments 5

The discovery of a giant fossilized claw from an ancient sea scorpion indicates that when alive it would have been about 2.5 meters long, much taller than the average man.


From one laying to another the female collembolan adapts its eggs to environmental constraints

Biology /

created Sep 22, 2008 | popularity 4.8 / 5 (4) | comments 0

Reproductive plasticity – the ability of individuals to modify their reproduction and the characteristics of their progeny according to environmental or social conditions – is a crucial factor in the demographics of animal ...


Origin of claws seen in 390-million-year-old fossil

Origin of claws seen in 390-million-year-old fossil

Other Sciences / Archaeology & Fossils

created Feb 05, 2009 | popularity 4.4 / 5 (9) | comments 2

A missing link in the evolution of the front claw of living scorpions and horseshoe crabs was identified with the discovery of a 390 million-year-old fossil by researchers at Yale and the University of Bonn, ...


Ground beetles produce lemon/orange-scented aromas as predator repellents

Biology / Plants & Animals

created Aug 13, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- In a paper to appear in the journal “Naturwissenschaften,” Stevens Institute of Technology Professor Athula Attygalle and his research student, Xiaogang Wu, report for the first time that some ground beetles ...


Scientist awaits cicadas' noisy return

Biology /

created Apr 27, 2008 | popularity 3 / 5 (2) | comments 0

Cicadas, the noisy arthropods, are expected to return to eastern Cincinnati this May, a biologist said.


A natural, alternative insect repellent to DEET

Space & Earth / Environment

created Feb 05, 2009 | popularity 4 / 5 (5) | comments 2

Isolongifolenone, a natural compound found in the Tauroniro tree (Humiria balsamifera) of South America, has been found to effectively deter biting of mosquitoes and to repel ticks, both of which are known spreaders of diseases ...



List of search results for arthropods