If a bird lasts long enough, however, the probability of it dying in a given year may once again rise. Common Terns reach old age after about 19 years, and their annual risk of dying then goes up. Life expectancy in birds is closely correlated with size -- the larger the species, the longer it is likely to live.
HCV is most often spread by direct blood-to blood contact. HCV is usually spread when blood from a person infected with the Hepatitis C virus enters the body of someone who is not infected.The HCV can live in dried blood and on environmental surfaces for days.The virus can be spread easily to others through blood, even in amounts too small to see.CV is most often spread by direct blood-to blood contact. HCV is usually spread when blood from a person infected with the Hepatitis C virus enters the body of someone who is not infected.
Anyone can get hepatitis C virus. But unlike a cold or flu virus, HCV isn't easy to catch. The virus is transmitted only by direct contact with human blood that contains the virus. There are several ways infection can occur. Those at risk of being infected with hepatitis C virus include: People who have used illegal drugs, such as heroin and cocaine. The use of shared needles, common among drug users, can easily transmit the virus.