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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 common whitetail or long-tailed skimmer (Plathemis lydia) is a common dragonfly across much of North America, with a striking and unusual appearance.The male's chunky white body (about 5 cm or 2 inches long), combined with the brownish-black bands on its otherwise translucent wings, give it a checkered look.
The skimmers are sometimes included within the gull family Laridae but separated in other treatments which consider them as a sister group of the terns. [3] The black skimmer has an additional adaptation and is the only species of bird known to have slit-shaped pupils .
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.
The Indian skimmer or Indian scissors-bill (Rynchops albicollis) is one of the three species that belong to the skimmer genus Rynchops in the family Laridae. They are somewhat tern-like but like other skimmers, have a short upper mandible and the longer lower mandible that is ploughed along the surface of water as the bird flies over the water to pick aquatic prey.
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Mysida is an order of small, shrimp-like crustaceans in the malacostracan superorder Peracarida. Their common name opossum shrimps stems from the presence of a brood pouch or "marsupium" in females. The fact that the larvae are reared in this pouch and are not free-swimming characterises the order. The mysid's head bears a pair of stalked eyes ...