parvo virus
Virus
ssDNA circoviruses are the smallest viruses.. They infect mainly birds. They are considered to be the smallest virus that causes diseases in animals.
The world's smallest virus is known as the Circovirus. Specifically, Porcine circovirus (PCV) is often cited as the smallest, with a diameter of about 17-20 nanometers. These viruses are known to infect pigs and can have significant economic impacts on the swine industry.
According to my Dental Assisting class and the book that we use, it states that virus is the smallest microorganism known to man.
In the series given, the smallest creature is virus, followed by bacteria, protozoa and algae.
Virus
Atom < Virus < Ant In this list, atoms are the smallest particles, followed by viruses, and then ants, which are multicellular organisms.
A virus is typically the smallest of these three biological entities, as it is much smaller than bacteria and fungi. Viruses are even smaller than the smallest bacteria and fungi, and can only replicate inside the cells of a living host organism.
Virus
a virus
The smallest organism to do so is called a virus
No I am not a Specialist in this are but the last I heard it is a Virus.