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biologist monitor elks health animal is tested for diseases parasites and overall health
disease can be tested serologically by the detection of significant increases of iindirect fluorescent antibody
this bird was captured within a net trap in order to be tested
here blood is being extracted from the wing vein of a pigeon to later be tested for the presence of arboviruses
fish basket like this one is often used as a holding cage for birds that will be later tested during arbovirus studies
blood is being extracted from the jugular vein of this bird and will later be tested for the presence of arbovirus
local pakistani man is having his blood tested during a 1977 malathion poison study
this black bag is used to hold and quiet captured birds to be tested during arbovirus studies
this bird was captured within a net and will later be tested in an arbovirus study
rabbit was caught in a national trap and was later tested during an arbovirus study
public health scientist as he was drawing blood from an elderly woman to be tested
this red cross volunteer was drawing blood to be tested for its concentration of antibodies