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.
The brown tree snake (Boiga irregularis) was accidentally introduced to Guam in the late 1940s or early 1950s, probably from the Solomon Islands. Native to northeastern Australia, eastern Indonesia, and Melanesia, the brown tree snake has signiï¬ cantly damaged the economy and ecology of Guam.WSâ cooperative program seeks to control snake populations on Guam and prevent its spread throughout the Paciï¬ c Rim.Biology About 15 inches in length at hatching, brown tree snakes may reach 10 feet in length as adults; however, most snakes on Guam are 3 to 4 feet long.The brown tree snake is rear-fanged and considered mildly venomous.ative to northeastern Australia, eastern Indonesia, and Melanesia, the brown tree snake has signiï¬ cantly damaged the economy and ecology of Guam. WSâ cooperative program seeks to control snake populations on Guam and prevent its spread throughout the Paciï¬ c Rim.