Wednesday, April 16, 2014

Tiger Survival May Be Dependent On Gene Pool

Original: http://www.sciencedaily.com/releases/2014/04/140416090807.htm
Referenced: http://www.biology-online.org/dictionary/Gene_pool

   The history of tigers has reduced dramatically and rapidly over the years. About 90% of their historical range has been reduced and could soon be gone completely. Science Daily posted an article about Standford scholars and how they are researching and working towards preserving this specie. Increasing the diverse gene pool of the tigers is key to their survival. Gene pool is the total number of genes of every individual within an interbreeding population. When the population is significantly reduced, it decreases the gene pool with it. Research has been done and has proved this key factor. With the increase in gene flow comes an increase of genetic diversity among the population of the tigers, therefore leading to higher chances of survival. They feel as though it is 100% possible to maintain the tiger population by depending on genetic diversity, which is the basis for adaptation. 

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     The Indian Subcontinent is the home to more than half of the world's tigers. Lower reproduction rates and more spread of diseases seems to happen with the loss of diversity. Something has to be changed and quick. More and more animals are becoming extinct and in danger. Understanding factors can help to improve the future for the tigers. The importance of conservation and gene pool is crucial to species, like the powerful tiger.

1 comment:

  1. I did a presentation on tiger conservation when I took Conservation Biology. It is very sad that such a majestic animal has now been confined to such a small habitat, and I think a lot of people are not even aware of how poorly tigers are actually doing. Would love to see genetic diversity help them in some way.

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