cartilage islands
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environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… … Universalium
mammal — mammallike, adj. /mam euhl/, n. any vertebrate of the class Mammalia, having the body more or less covered with hair, nourishing the young with milk from the mammary glands, and, with the exception of the egg laying monotremes, giving birth to… … Universalium
joint disease — Introduction any of the diseases or injuries that affect human joints (joint). arthritis is no doubt the best known joint disease, but there are also many others. Diseases of the joints may be variously short lived or exceedingly chronic,… … Universalium
Anura — ▪ amphibian order Introduction also called Salientia one of the major extant orders of the class Amphibia (amphibian). It includes the frogs (frog) and toads (toad), which, because of their wide distribution, are known by most people around… … Universalium
Caudata — ▪ amphibian order Introduction also called Urodela, one of the major extant orders of the class Amphibia. It includes salamanders (salamander) and newts (newt). The relatively small and inconspicuous salamanders are important members of… … Universalium
Shark — Taxobox name = Shark fossil range = Late Devonian Recent image width = 250px image caption = Grey reef shark, Carcharhinus amblyrhynchos regnum = Animalia phylum = Chordata subphylum = Vertebrata classis = Chondrichthyes subclassis =… … Wikipedia
animal development — Introduction the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by … Universalium
Pallid sturgeon — Taxobox name = Pallid sturgeon status = EN | status system = IUCN3.1 image width = 250px regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Acipenseriformes familia = Acipenseridae subfamilia = Scaphirhynchinae genus =… … Wikipedia
Shetland Sheepdog — Infobox Dogbreed akcgroup = Herding akcstd = http://www.akc.org/breeds/shetland sheepdog/index.cfm altname = Shetland Collie (obsolete) Dwarf Scotch Shepherd (obsolete) Toonie dog (obsolete) Miniature Collie Sheltie ankcgroup = Group 5 (Working… … Wikipedia
Mangrove whipray — Conservation status Near Threatened ( … Wikipedia
