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Palpopleura sexmaculata, [2] commonly known as the Asian widow or blue-tailed yellow skimmer, [3] [4] is a species of dragonfly in the family Libellulidae. It is widespread in several countries in South , East and Southeast Asia , but is no longer believed to occur in Sri Lanka .
Widow skimmers have large bulky bodies, with large heads. Adults have a steely blue body area but juveniles are yellow with brown stripes. [2] Eyes are also large and close together meeting in the middle of the head. [3] They have three pairs of legs. Legs are black in color. They have two pairs of wings: forewings and hindwings.
The black skimmer has an additional adaptation and is the only species of bird known to have slit-shaped pupils. [ 4 ] the forehead, ends of the secondaries, tail feathers and under parts are white, the rest of the plumage is black and the basal half of the bill is crimson. [ 5 ]
Libellula is a genus of dragonflies, called chasers (in English) or skimmers (in American), in the family Libellulidae. They are distributed throughout the temperate zone of the Northern Hemisphere. Many have showy wing patterns.
Training in use of a liferaft – the rule will apply when exposed at sea. In survival, the rule of threes involves the priorities in order to survive. [1] [2] [3] The rule, depending on the place where one lives, may allow people to effectively prepare for emergencies [4] and determine decision-making in case of injury or danger posed by the environment.
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Orthetrum villosovittatum, known as the fiery skimmer, [3] is a species of dragonfly in the family Libellulidae. [ 4 ] [ 5 ] Its range is from the Moluccas , New Guinea and neighbouring islands as well as Australia. [ 6 ]
Toxicoscordion venenosum, with the common names death camas and meadow death camas, is a species of flowering plant in the family Melanthiaceae.It is named for its well known toxic qualities, with both its common names and its scientific name referencing this.