Dyr - Wikipedia, den frie encyklopædi
- Frem til slutningen af 1900-tallet regnede man også encellede organismer uden klorofyl (protozoer) med under dyreriget. Eftersom metoderne har forbedret sig, blev det klart, at skillelinjen mellem encellede dyr og planter delvis går tværs gennem nært beslægtede grupper. I dag tilhører de encellede eukaryoter deres eget rige, Protista, og dyreriget ...
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Europæisk ål - Wikipedia, den frie encyklopædi
WEBDen europæiske ål ( Anguilla anguilla) [1], også blot kaldet ålen, tilhører gruppen af ålefisk Anguilliformes, der kendetegnes ved en slank slangelignende form og små brystfinner. Den er én blandt 18 arter i familien Anguillidae. Ålen er katadrom, det vil sige, at den udklækkes i saltvand, lever det meste af sit liv i ferskvand og ...
Animal - Simple English Wikipedia, the free encyclopedia
WEBAnimals (or Metazoa) are living creatures with many cells. Animals get their energy from other living things. Usually, they eat them or are parasites. Animals, plants, fungi, and some other living things have complex cells, so they are grouped together as eukaryotes . The study of animals is called zoology.
Portal:Animals - Wikipedia
WEBAnimals are multicellular, eukaryotic organisms in the biological kingdom Animalia (/ ˌ æ n ɪ ˈ m ɑː l j ə ˌ-i. ə /). With few exceptions, animals consume organic material, breathe oxygen, have myocytes and are able to move, can reproduce sexually, and grow from a hollow sphere of cells, the blastula, during embryonic ...
Animal | Definition, Types, & Facts | Britannica
WEBden 6. maj 2024 · Animal is a kingdom of multicellular eukaryotes that evolved from unicellular eukaryotes. Animals have muscles, mobility, and diversity of form and behaviour.
List of animal classes - Wikipedia
WEBThe following is a list of the classes in each phylum of the kingdom Animalia. There are 107 classes of animals in 33 phyla in this list. However, different sources give different numbers of classes and phyla. For example, Protura, Diplura, and Collembola are often considered to be the three orders in the class Entognatha.
Lists of animals - Wikipedia
WEBAnimals are multicellular eukaryotic organisms in the biological kingdom Animalia. With few exceptions, animals consume organic material, breathe oxygen, are able to move, reproduce sexually, and grow from a hollow sphere …
Mammal - Simple English Wikipedia, the free encyclopedia
WEBTaxonomy. Standardized textbook classification. List of living orders. Debate on the meaning of "mammalia" Gallery. Related pages. References. Mammals are in the class Mammalia. They are a group of vertebrate animals. [3] . They have fur or hair and very precise temperature regulation .
ADW: Animalia: INFORMATION
WEBAll members of Animalia are multicellular, and all are heterotrophs (that is, they rely directly or indirectly on other organisms for their nourishment). Most ingest food and digest it in an internal cavity. Animal cells lack the rigid cell walls …
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