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Aquatic animals generally conduct gas exchange in water by extracting dissolved oxygen via specialised respiratory organs called gills, through the skin or across enteral mucosae, although some are evolved from terrestrial ancestors that re-adapted to aquatic environments (e.g. marine reptiles and marine mammals), in which case they actually ...
Marine mammals comprise over 130 living and recently extinct species in three taxonomic orders.The Society for Marine Mammalogy, an international scientific society, maintains a list of valid species and subspecies, most recently updated in October 2015. [1]
Gold and silver varieties commonly found; also thrive in brackish water/ full sea water [59] Yucatán molly, giant sailfin molly: Poecilia velifera: 15 cm (5.9 in) Dalmatian molly: hybrid: 5 cm (2.0 in) The dalmatian molly is a hybrid color variation that can be generated by crossing some species of Poecilia, like P. sphenops and P. latipinna.
Fictional aquatic animals (8 C, 9 P) L. Aquatic locomotion (1 C, 5 P) Pages in category "Aquatic animals" The following 15 pages are in this category, out of 15 total.
Wading and bottom-feeding animals (e.g. moose and manatee) need to be heavier than water in order to keep contact with the floor or to stay submerged, surface-living animals (e.g. otters) need the opposite, and free-swimming animals living in open waters (e.g. dolphins) need to be neutrally buoyant in order to be able to swim up and down the ...
World capture fisheries and aquaculture production by species group [1]. This is a list of aquatic animals that are harvested commercially in the greatest amounts, listed in order of tonnage per year (2012) by the Food and Agriculture Organization.
This is a list of various species of marine invertebrates, animals without a backbone, that are commonly found in aquariums kept by hobby aquarists. Some species are intentionally collected for their desirable aesthetic characteristics. Others are kept to serve a functional role such as consuming algae in the aquarium.
Media in category "Marine animals" This category contains only the following file. Haeckel Actiniae.jpg 3,289 × 4,615; 15.72 MB