The most important aspect that is considered while stating the difference between a ship and a boat is the size. It is said that the best way to differentiate between a ship and a boat is to remember that âA ship can carry a boat, but a boat cannot carry a ship.â. Credit: Jyoti Luthra.
Site and Date of Introduction: The brown tree snake was introduced into Guam in the 1950s. The snake was first sighted inland from the seaport and became conspicuous throughout central Guam by the 1960s.By 1968, brown tree snakes had successfully dispersed throughout the island.eason(s) Why it has Become Established: The brown tree snake has become established on Guam due to the absence of natural population controls and the abundance of vulnerable prey on the island. For example, introduced lizards are popular food items for young snakes.
Ophionyssus natricis or Reptile mite is a parasitic mite most commonly found on snakes, but also occurring on captive lizards, turtles, crocodiles and other reptiles. The parasites feed on snakes, which cause the bodies of the mites to be engorged with blood and fluids from the snake.nce the mites feed by puncturing through the snake skin, the snake usually shows symptoms of irritation and discomfort. Also this provides a point of entry where diseases from Aeromonas spp. and Inclusion Body Disease (IBD) can be transmitted. Mites have also been shown to act as vectors for IBD.