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Latest Biological interactions Stories

2009-02-14 11:38:18

The extinction of species is a consequence of their inability to adapt to new environmental conditions, and also of their competition with other species. Besides selection and the appearance of new species, the possibility of adaptation is also one of the driving forces behind evolution. According to the interpretation that has been familiar since Darwin, these processes increase the "fitness" of the species overall, since, of two competing species, only the fittest would survive. LMU...

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2008-01-11 10:30:00

The term "circle of life" may ring more true than some would think. For years, scientists have been studying the decline in large herbivores in Africa, and ten years ago, they decided to find out the effect of that decline on plant life.The African acacia tree, a thorny African shrub has been providing food and shelter to aggressive biting ants for years. These ants, in turn protect the trees by attacking large herbivores and other animals that try and eat their leaves. This practice, called...

2007-08-04 03:26:17

By Fortner, Allison M Weltzin, Jake F FORTNER, A. M. (Environmental Sciences Division, Oak Ridge National Laboratory, Oak Ridge, TN 37831-6351) AND J. F. WELTZIN (Department of Ecology and Evolutionary Biology, University of Tennessee, Knoxville, TN 37996-1610). Competitive hierarchy for four common old-field plant species depends on resource identity and availability. J. Torrey Bot. Soc. 134: 166-176. 2007.-Competition is an important factor structuring plant communities. Competitive...


Latest Biological interactions Reference Libraries

Trichinella spiralis
2014-01-12 00:00:00

Trichinella spiralis, sometimes known as the pork worm, is a parasite within the Nematoda class. It can be found in pigs, rats, humans, and bears. This worm causes trichinosis in humans, most often from consuming undercooked pork. This species is the smallest within its class, reaching an average body length of .16 centimeters. Females are twice as large as males, displaying a sexual dimorphism. The reproductive organs of females are unique to the species in that the front end holds developed...

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Word of the Day
bellycheer
  • Good cheer; viands.
  • To revel; to feast.
The word 'bellycheer' may come from 'belle cheer', "good cheer".
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