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Articoli marcati con tag ‘animali diblastici’

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SOMMARIO

  • Gli Animali (o Metazoi) sono  organismi eucarioti, eterotrofii, pluricellulari  e mobili durante almeno uno stadio della loro vita. Si riconoscono circa 1,5 milioni di specie note viventi.
  • Il loro processo evolutivo è in atto da oltre 500 milioni di anni.
  • Sono classificati in base ai differenti piani strutturali corporei che li caratterizzano.

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Knock knockBeauty rat snake (Orthriophis taeniurus) Beauty rat snake (Orthriophis taeniurus) Thanks for your visit. Your faves, likes and comments are really appreciated. Kind regards Jean-Claude! - jconeOwl be back After tonight I’ll be off until next week. Stay safe, enjoy the week and weekend ahead (long one in Canada). Sleepy Burrowing Owl as the sun was setting standing guard over it’s burrow. This family had a late family and their chicks were still冬季在三门峡过境休整的天鹅 swan8 来自LOFTER swan - andrewu571
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  • From finding Nemo to minerals: What riches lie in the deep sea?
    As fishing and the harvesting of metals, gas and oil have expanded deeper and deeper into the ocean, scientists are drawing attention to the services provided by the deep sea, the world’s largest environment.
  • Evolution in rainforest flies points to climate change survival
    Scientists believe some tropical species may be able to evolve and adapt to the effects of climate change. The new findings suggests some sensitive rainforest-restricted species may survive climate change and avoid extinction. But only if the change is not too abrupt and dramatically beyond the conditions that a species currently experiences.
  • Microscopic rowing -- without a cox
    New research shows that the whip-like appendages on many types of cells are able to synchronize their movements solely through interactions with the fluid that surrounds them.
  • Healthy lifestyle may buffer against stress-related cell aging
    A new study shows that while the impact of life’s stressors accumulate overtime and accelerate cellular aging, these negative effects may be reduced by maintaining a healthy diet, exercising and sleeping well.
  • Generating a genome to feed the world: African rice sequenced
    An international team of scientists has sequenced the genome of African rice. The new information will enable scientists and agriculturalists to develop varieties of rice that can survive in a changing climate.
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