Resemblances between swifts and swallows are due to convergent evolution, reflecting similar life styles based on catching insects in flight. The family name, Apodidae, is derived from the Greek á¼ÏÎ¿ÏÏ (Ã¡pous), meaning footless, a reference to the small, weak legs of these most aerial of birds.
Does Saturn have an atmosphere and what does it consist? The planet Saturn does have an atmosphere, and indeed, it consists mostly of atmosphere. The main chemical constituents of the atmosphere of Saturn are methane, ammonia, and hâ¦ydrogen. 5 people found this useful.
Storms on Saturn are among the most violent in the solar system, lofting ice 100 miles into the air and shocking the planet with lightning strikes. Saturnâs atmosphere contains a small percentage of methane, whose chemical makeup consists of carbon and hydrogen. When lightning strikes the atmosphere, the carbon and hydrogen separate, leaving isolated carbon atoms to float around and accumulate like flakes of snow in a blizzard.