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TARDIGRADES

Aug. 12, 2019

An Israeli spacecraft called Beresheet crashed onto the Moon in April. Now it's been revealed that the mission was carrying a cargo of dehydrated microscopic lifeforms known as tardigrades. It was reported that they may still be alive.

About: 

  • Name: Tardigrades are colloquially known as water bears or moss piglets. 

  • What are they? They are a phylum of water-dwelling eight-legged segmented micro-animals. 

  • Distribution:  
    • They have been found everywhere, from mountaintops to the deep sea and mud volcanoes, from tropical rain forests to the Antarctic. 

    • Tardigrades are among the most resilient animals known, with individual species able to survive extreme conditions. Tardigrades have survived exposure to outer space. 



  • Physical description: Tardigrades are usually about 0.5 mm (0.02 in) long when fully grown. They are short and plump, with four pairs of legs, each ending in claws (usually four to eight) or sucking disks. 

  • Diet: Tardigrades are prevalent in mosses and lichens and feed on plant cells, algae, and small invertebrates. 

Source : The Hindu

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