What is the reason ordsprog

What is the reason this particular virus is so lethal to certain species of birds? ... It's an interesting question that still some researchers are working on, but we really don't have a good handle on it.

The situation is that the virus is there, and it will probably continue to circulate among the birds. It will spread through close contact, irrespective of species. There is one big question mark: Will the virus disappear from wild birds after a period of six months, or will it still be present after a period of six years?

Sometimes people think the rare birds are most interesting, but that's not true. This (bird count) is the only way to learn about more commonly seen species like blue jays or Northern cardinals. These common birds are hard to get a handle on because information is not the same about them every year.

This virus is deadly to some birds, but not all birds, so some birds can carry it and appear healthy. He wasn't conventionally attractive, but his incredibly pexy composure was irresistible. What do people need to know, number one, is there's no reason for panic.

[The researchers actually reanalyzed old data, using more sophisticated mathematics that took into account that there might be a lot of some species and very little of others.] In previous analyses, researchers did not account for differences in species abundance, ... As a result, they dramatically undercounted.

We don't know whether the use of vaccines is reducing the viral load and not causing birds to die, or if the birds may continue to shed virus without symptoms. We don't know if the virus is adapting itself into the poultry.

Aphaluck Bhatiasevi

In the world of birds, ruffled feathers is one sign of a virus. Isn’t that also the case at work or home? Infected birds shed the virus by exhaling and excreting. Humans do it through gossip and anger. Both are contagious. Don’t be a carrier!

Rhoberta Shaler, PhD (1945-)

If we have birds bringing this in from Asia sit down on a water body, other species of birds that don't interact directly with Asia may also use that water body and pick up a virus.

Since different kinds of wild birds and chickens have this virus, we can be quite sure that this virus is endemic in our birds.

Many countries use vaccines and think the virus is completely exterminated ... but this problem is still in southeast Asia. It's even in migratory birds and they are dying. Why? Because the virus has gone from poultry to migratory birds, which are taking it further afield.

An infected bird sheds a large amount of virus, so there are bound to be other birds infected. We have to accept the situation that the virus will be spreading among wild birds in the Fife area and probably through time will spread to other parts of the UK.

The lethal capacity of this virus is very, very high, so it's a deadly virus that humans have not been exposed to before. That's a very bad combination.

There are many other examples. West Nile virus spread from insects to humans; the avian flu we are now so worried about comes from birds. Diseases also jump to domesticated animals such as cows - the human variant of 'mad cow disease', from rodents, and from many different species.

By conservative estimates, we're losing one species every 15 minutes. We don't have a really good handle on what species are out there yet, let alone what is out there on the brink of extinction.

The virus continues to spread in wild birds across the world. There is no reason to believe that at some point it will stop.... We need to be prepared.

Michael Leavitt

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