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male prairie dog takes in the scene on his hind legs
walrus male animal swimming in ocean with pup on his back
grizzly bear lying with his head down
piping plover charadrius melodus chick and his parent
eagle sitting on tree above his nest haliaeetus leucocephalus
his photograph depicts light colonial growth displayed by gram positive pasteur strain
his is an arbovorus which means that transmission occurs through the bite of an infected arthropod
spectacled eider male display his nice colours
his photomicrograph depicts a giardia lamblia cyst using an iodine staining technique
his micrograph revealed a number of p falciparum rings and a growing trophozoite mag 1125x
his blood smear photomicrograph depicts a plasmodium vivax macrogametocyte mag 1250x
man taking his temperature with an oral thermometer while participating in influenza vintage photo
man taking his temperature with an oral thermometer while participating in an influenza swine flu vaccine test
laboratorian seated in his laboratory conducting a smallpox related investigation
