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An animation of the changing density of productive vegetation on land (low in brown; heavy in dark green) and phytoplankton at the ocean surface (low in purple; high in yellow) Earth is the only known place that has ever been habitable for life. Earth's life developed in Earth's early bodies of water some hundred million years after Earth formed.
Spherical Earth or Earth's curvature refers to the approximation of the figure of the Earth to a sphere. The concept of a spherical Earth gradually displaced earlier beliefs in a flat Earth during classical antiquity and the Middle Ages .
Melacoryphus lateralis pronounced (mela-co-lorf-ith ladder-a-lith) a species of Hemiptera, or true bug one of several called black-and-red seed bug. Black and fringed with red and gray, some call it the charcoal seed bug, due to its resemblance to a dying ember. Native to the deserts of western North America, they have a tendency to appear in ...
After 6–10 days the adult beetle emerges. Adult beetles are greenish-yellow with six large black spots on each elytron. They are about 0.5 cm long. [12] In the summertime, adults usually have a lifespan of 60 days, while in winter, they can survive for as long as 200 days. [11]
The western corsair (Rasahus thoracicus) is a species of assassin bug and is one of the two species of "two spotted corsairs", the other being Rasahus biguttatus. The adults have an orange and black body and an orange spot on each wing. They feed primarily on other insects and after dark are attracted to bright lights (where prey are ample).
The giant woodwasp or horntail, Urocerus gigas, has a long ovipositor, which with its black and yellow colouration make it a good mimic of a hornet. Despite the alarming appearance, the insect cannot sting. [71] The eggs are laid in the wood of conifers such as Douglas fir, pine, spruce, and larch. The larvae eat tunnels in the wood, causing ...
Hemiptera (/ h ɛ ˈ m ɪ p t ər ə /; from Ancient Greek hemipterus 'half-winged') is an order of insects, commonly called true bugs, comprising over 80,000 species within groups such as the cicadas, aphids, planthoppers, leafhoppers, assassin bugs, bed bugs, and shield bugs.
Earth at seasonal points in its orbit (not to scale) Earth orbit (yellow) compared to a circle (gray) Earth orbits the Sun at an average distance of 149.60 million km (92.96 million mi), or 8.317 light-minutes, [1] in a counterclockwise direction as viewed from above the Northern Hemisphere. One complete orbit takes 365.256 days (1 sidereal ...