Judging by the rate of evolutionary change in the virus, Hurt and his colleagues estimate that the virus has been evolving on its own in Antarctica for between 49 and 80 years.
US lawmakers deadlocked over funding to fight the Zika virus on Tuesday, as Senate Democrats blocked a Republican proposal they said fell short of the challenge posed by the mosquito-borne virus and hurt other health priorities.
"You can hug and pick up AIDS babies and people who have the HIV virus" without hurting yourself, she said.
Some wild ducks seem to carry it without getting sick at all, so scientists think that ducks were probably its original host and that the two evolved together into a peaceful coexistence: the virus did not hurt the duck, and the duck's immune system ignored the virus.
But the report also acknowledged that retail spending in April 2003 may have been depressed by the spread of the SARS virus, which particularly hurt restaurants.
On Santa Cruz Island, off California's southern coast, part of the Channel Island chain, Nature Conservancy officials are conducting a vaccination campaign aimed at protecting the island scrub jay from the West Nile virus, which has hurt some related species on the mainland.
Don't think you have a stomach virus right away if it only hurts for one day.
Downloads often contain viruses that can hurt your computer and put your personal information at risk.
If your stomach hurts ever since you ate that food, that is a stomach virus.
This hurts the case for intelligent memory.
