 |
|
| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z |
| • HOME • ABOUT • CATEGORIES • COPYRIGHT • NEWSLETTER   
|
extinction, biological
The failure of a taxonomic group to produce direct descendants, causing its global disappearance at a given point in time. Extinction may be the result of a number of factors including physical changes in the environment, and competition from other species – in recent times most notably by man.
Related entry
• mass extinctionRelated category
• ORIGIN AND EVOLUTION OF LIFEAlso on this site:
Encyclopedia of Alternative Energy & Sustainable Living
Encyclopedia of History