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.
Predators and the techniques used by apple snails to avoid them. As apple snail are a popular food source for various animals like birds, turtles, fishes, insects and crocodiles, it is not surprising that they have developed several techniques to avoid predation. The most important enemy of the apple snail is man.redators and the techniques used by apple snails to avoid them. As apple snail are a popular food source for various animals like birds, turtles, fishes, insects and crocodiles, it is not surprising that they have developed several techniques to avoid predation. The most important enemy of the apple snail is man.