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. 2021 May 17;8:660959. doi: 10.3389/fmolb.2021.660959

FIGURE 2.

FIGURE 2

Classical and alternative model species of aging research. In order from left to right, top to bottom: I Human (Homo sapiens); II Laboratory mouse (Mus musculus); III laboratory rat (Rattus norvegicus domestica); IV common fruit fly (Drosophila melanogaster); V roundworm (Caenorhabditis elegans); VI Rhesus monkey (Macaca mulatta); VII white-faced capuchin monkey (Cebus imitator); VIII bowhead whale (Balaena mysticetus); IX Mechow’s mole-rat (Fukomys mechowii); X naked mole-rat (Heterocephalus glaber); XI Brandt’s bat (Myotis brandtii); XII budgerigar (Melopsittacus undulatus); XIII northern fulmar (Fulmarus glacialis); XIV Japanese quail (Coturnix japonica); XV Blanding’s turtle (Emydoidea blandingii); XVI painted turtle (Chrysemys picta); XVII axolotl (Ambystoma mexicanum); XVIII olm (Proteus anguinus); XIX turquoise killifish (Nothobranchius furzeri); XX clownfish (Amphiprion ocellaris); XXI Greenland shark (Somniosus microcephalus); XXII octopus (Octopus vulgaris); XXIII lobster (Homarus americanus); XXIV red sea urchin (Strongylocentrotus franciscanus); XXV green sea urchin (Lytechinus variegatus); XXVI ocean quahog clam (Arctica islandica); XXVII Planarian (Schmidtea mediterranea); XVIII hydra (Hydra vulgaris). Attributions for used images: V Janine Kirstein; VIII A bowhead whale spyhops off the coast of western Sea of Okhotsk by Olga Shpak licensed under CC BY-SA 3.0; IX Philip Dammann; X, XIII, XVII, XVIII Susanne Holtze; XI Marcus Fritze; XIV; Male Japanese Quail by Ingrid Taylor licensed under CC BY 2.0; IXX Nadine Grimm on behalf of the FLI, Jena; XXI Close up image of a greenland shark taken at the floe edge of the Admiralty Inlet, Nunavut. by Hemming 1952 licensed under CC BY-SA 4.0; XXVI Arctica islandica (Ocean Quahog) by S. Rae licensed under CC BY 2.0; XXVII Anne Schroll on behalf of the FLI, Jena; XVIII Hydra oligactis by Marta Boroń licensed under CC BY 2.0; all other images were taken from Pixabay under the Simplified Pixabay License, links can be provided upon request. This figure was created by Susanne Holtze, IZW Berlin and is licensed under CC BY-SA 4.0.