You are here. Water birds. Water birds are a large and varied group of birds. Most are exclusive to fresh water sources such as rivers, lakes, dams and wetlands, however many sea and shore birds can also be regularly found in fresh water, e.g. cormorants and many migratory waders.
Vaccine Information. BCG is a vaccine for TB named after the French scientists who developed it, Calmette and Guerin. GUÃ©RIN bcg is not widely used in The United, states but it is often given to infants and small children in other countries WHERE tb is. common
If current clinical trials are successful, it will be the first new TB vaccine in almost a century. The urgent need for a new vaccine is emphasised by research showing that extensively drug-resistant (XDR) forms of the disease are rapidly spreading.