Laughing kookaburra recognised: The laughing kookaburra is the largest kingfisher. It is a stout, stocky bird in length, with a large head, prominent brown eyes, and a very large bill. The sexes are very similar, although the female is usually larger and has less blue to the rump than the male. The male weighs and the female . They have a white or cream-coloured body and head with a dark brown stripe across each eye and more faintly over the top of the head. The wings and back are brown with sky blue spots on the shoulders. The tail is rusty reddish-orange
Invasive species of Australian origin coastal wattles, introduced to help bind drifting sand dunes. They remain serious pests, but some controls have been introduced. In the case of "Acacia saligna", the introduction of acacia seed weevils ("Melanterius" species) has achieved complete control. A lesser degree of control has been achieved for "Acacia cyclops" by the introduction of a gall rust fungus ("Uromycladium" species). Invasive species of Australian origin There are a number of Australian species that have become invasive when introduced into outside Australia or outside Oceania. The Australian magpie was introduced into New Zealand and are considered to be a pest because of attacks