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Setae on the legs of krill and other small crustaceans help them to gather phytoplankton. It captures them and allows them to be eaten. Setae on the integument of insects are unicellular, meaning that each is formed from a single epidermal cell of a type called a trichogen, literally meaning "bristle generator". They are at first hollow and in ...
The second antennae in the burrowing Hippoidea and Corystidae have setae that interlock to form a tube or "snorkel" which funnels filtered water over the gills. [ 6 ] A spiny lobster , showing the enlarged second antennae
The adult fly’s body color is generally a metallic blue/green. While color does play a role in distinguishing between members of the family Calliphoridae, the arrangement of setae is the most accurate way to distinguish most species. All species of Chrysomya possess setae on the meron, and
In most species of bees, the scopa is simply a dense mass of elongated, often branched, hairs (or setae) on the hind leg. When present on the hind legs, the modified hairs are, at a minimum, on the tibia, but some bees also have modified hairs on the femur and/or trochanter.
Arthropods also have a wide range of chemical and mechanical sensors, mostly based on modifications of the many bristles known as setae that project through their cuticles. Similarly, their reproduction and development are varied; all terrestrial species use internal fertilization , but this is sometimes by indirect transfer of the sperm via an ...
President Joe Biden ordered a national day of mourning in January and flags to be displayed at half-staff following President Jimmy Carter's death.
Cases of norovirus appear to be on the rise in various parts of the U.S., according to data from the Centers for Disease Control and Prevention. More than 90 norovirus outbreaks were reported ...
Brazil expects the South American trade bloc Mercosur to speed up more free trade negotiations after clinching a deal with the European Union, as the threat of U.S. tariffs forces countries to ...