Same-sex behavior seen in nearly all animals, review finds ... weather, temperature, or geographic features, but we can think of the social circumstances in a population of animals as a selective force ... said. Same-sex behavior radically changes those social circumstances, for example, by removing some individuals from the pool ...
Your MNT account status. Electronic Cigarettes Can Harm The Lungs, Says Study. Electronic cigarettes, seen by many as a healthy alternative to tobacco smoking, can be harmful to the lungs, scientists from the University of Athens, Greece, explained at the European Respiratory Society's Annual Congress 2012, Vienna, on Sunday 9 June 2012.
Electronic cigarettes are devices that look similar to a cigarette  (hence the name) and have flavored cartridges that usually contain  nicotine; nicotine is the ingredient â¦ in cigarettes that makes them  addictive. More and more people are becoming aware of the harmful effects of cigarette smoking. 2  But because it is such a hard habit to break, many smokers choose to find alternatives raâ¦. 3  COPD and Smokers: Real Cigarettes versus Electronic Cigarettes Cigarette smoking is one of the primary causes of COPD.