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Animals are a major group of multicellular, eukaryotic organisms of the kingdom Animalia or Metazoa. Their body plan eventually becomes fixed as they develop, although some undergo a process of metamorphosis later on in their life. Most animals are motile, meaning they can move spontaneously and independently. All animals are also heterotrophs, meaning they must ingest other organisms for sustenance...

Tardigrades (commonly known as water bears or moss piglets) form the phylum Tardigrada, part of the superphylum Ecdysozoa. They are microscopic, water-dwelling, segmented animals with eight legs. Tardigrades were first described by Johann August Ephraim Goeze in 1773 (kleiner Wasserbär = little water bear). The name Tardigrada means "slow walker" and was given by Lazzaro Spallanzani in 1777. The name water bear comes from the way they walk, reminiscent of a bear's gait...

Yoga bear strikes a pose at Finnish zoo. Tourist captures Santra's stretching routine on camera, and expert says it may be a bear necessity to stay sane. Santra the bear practises her yoga stretching routine at Ahtari zoo in Finland to the delight of visitors. Not all members of the ursine community waste their time persecuting park rangers, corrupting their diminutive sidekicks and gorging themselves on stolen picnic baskets...

Scientists sailed Thursday to inspect an undersea volcano that has been erupting for days near Tonga — shooting smoke, steam and ash thousands of feet into the sky above the South Pacific ocean. Authorities said Thursday the eruption does not pose any danger to islanders at this stage, and there have been no reports of fish or other animals being affected...

There are 10 million landmines left in the Afghanistan after the decades of wars. A land mine (sometimes landmine) is usually a victim-triggered explosive device which is intended to damage its target via blast and/or fragments. The name originates from the practice of mining, where tunnels were dug under enemy fortifications or forces. These tunnels ("mines") were first collapsed to destroy fortifications above, and later filled with explosives and detonated...

A sport is an organized, competitive, entertaining, and skillful physical activity requiring commitment, strategy, and fair play, in which a winner can be defined by objective means. It is governed by a set of rules or customs. In sports the key factors are the physical capabilities and skills of the competitor when determining the outcome (winning or losing). The physical activity involves the movement of people, animals and/or a variety of objects such as balls and machines or equipment...

A computer case (also known as a computer chassis, cabinet, box, tower, enclosure, housing, '"system unit'" or simply case) is the enclosure that contains most of the components of a computer (usually excluding the display, keyboard and mouse). A computer case is sometimes incorrectly referred to metonymously as a CPU or hard drive referring to components housed within the case...

A POTD is an acronym for "Photo of the Day", "Picture of the Day", "Post of the Day" or "Poll of the Day". It is a term most commonly used by online digital photography communities as an honor to outstanding photos that are selected daily from among that community's membership. They can either be tagged as POTD or displayed in a special page on that site...