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1. www.sciencedirect.com › journal › animalanimal | Journal | ScienceDirect.com by Elsevier

   www.sciencedirect.com › journal › animal

   animal publishes the best, innovative and cutting-edge science that relates to farmed or managed animals, and that is relevant to whole animal outcomes, and/or to animal management practices.

2. www.animalpedia.itLa pagina esperta di animali - AnimalPedia

   www.animalpedia.it

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   Vuoi scoprire tutti i segreti sul tuo animale domestico o sul mondo animale? Se il mondo degli animali ti affascina, su AnimalPedia troverai un'infinità di consigli, foto e video creati da esperti e da altri membri della Community.

3. en.wikipedia.org › wiki › AnimalAnimal - Wikipedia

   en.wikipedia.org › wiki › Animal

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   Over 1.5 million living animal species have been described, of which around 1.05 million are insects, over 85,000 are molluscs, and around 65,000 are vertebrates. It has been estimated there are as many as 7.77 million animal species on Earth. Animal body lengths range from 8.5 μm (0.00033 in) to 33.6 m (110 ft).

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5. www.britannica.com › animal › animalAnimal | Definition, Types, & Facts | Britannica

   www.britannica.com › animal › animal

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   • Overview
   • The animal kingdom

   Animals are multicellular eukaryotes whose cells are bound together by collagen. Animals dominate human conceptions of life on Earth because of their size, diversity, abundance, and mobility. The presence of muscles and mobility is one of the primary characteristics of the animal kingdom.

   What are the two major groups of animals?

   The two major groups of animals are vertebrates and invertebrates. Vertebrates have backbones, and invertebrates do not.

   When did animals first appear?

   Animals first appeared in the Ediacaran Period, about 635 million to 541 million years ago, as soft-bodied forms that left traces of their bodies in shallow-water sediments.

   What are the basic functional systems of animals?

   Vedi l'elenco completo su britannica.com

   Animals evolved from unicellular eukaryotes. The presence of a nuclear membrane in eukaryotes permits separation of the two phases of protein synthesis: transcription (copying) of deoxyribonucleic acid (DNA) in the nucleus and translation (decoding) of the message into protein in the cytoplasm. Compared to the structure of the bacterial cell, this ...

   Vedi l'elenco completo su britannica.com

6. www.nationalgeographic.com › animalsAnimals - National Geographic

   www.nationalgeographic.com › animals

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   THE BEST ANIMAL STORIES DELIVERED TO YOUR INBOX. Enjoy timely, meaningful news designed to entertain and educate you about our wild kin, plus updates from National Geographic and The Walt Disney ...

7. animali.wikiAnimaliWiki »Tutte le informazioni sugli animali dalla A alla Z.

   animali.wiki

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   Hai un elenco completo dalla A alla Z con gli animali dove puoi accedervi facilmente (Ricorda che aggiorniamo quotidianamente!). Avrai anche un elenco all'interno delle diverse sezioni, dove le separiamo in base alla loro classificazione.

8. animalia.bio › itAnimalia - Enciclopedia degli animali online

   animalia.bio › it

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   Conserva. Benvenuto in Animalia, un'enciclopedia animale online dove puoi conoscere tutti i tuoi animali preferiti e anche alcuni di cui potresti non aver mai sentito parlare.