Lancefield groups C and G comprise a variety of species; one of those species, Streptococcus dysgalactiae subsp. equisimilis (SDSE), frequently causes human infections. This species can cause the whole spectrum of infections caused by S. pyogenes (4,5).
Snails belong to the class Gastropoda, a classification that includes land, freshwater and sea snails and slugs. Snailsâ ancestors are one of the earliest known types of animals in the world.
The average life span of a snail is approximately 10 to 15 years in captivity. However, it is believed that some species can live up to 25 years this way. In the wild however, lifespan varies from species to species, but range from 2-3 in some cases to 5-7 for other kinds of land snails.ermaphrodites A living organism that has reproductive organs of both sexes. 1  The largest land snail recorded was 12 inches long and weighed near 2 pounds. 2  Garden snails (helix apersa) a top speed of 50 yards per hour, this is about 1.3 cm.