Animal
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Animals are multicellular, eukaryotic organisms belonging to the biological kingdom Animalia. Animals consume organic material, breathe oxygen, have muscle cells, can reproduce sexually, and grow from
Sexual reproduction is nearly universal in animals, such as these dragonflies.
Predators, such as this ultramarine flycatcher (Ficedula superciliaris), feed on other animals.
Hydrothermal vent mussels and shrimps
The blue whale is the largest animal that has ever lived; it can be up to 33.6 metres (110 ft) long.
Multicellular organism
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A multicellular organism is an organism that consists of more than one cell, and more than one cell type, unlike unicellular organisms. All species of animals, land plants and most fungi are multicell
Animal
…Animals are multicellular, eukaryotic organisms belonging to the biological kingdom Animalia (). Animals consume organic material, breathe oxygen, have muscle cells, can reproduce…
The nematode Caenorhabditis elegans stained to highlight the nuclei of its cells