mussel ray

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• Aldo Ray — Pour les articles homonymes, voir Aldo et Ray. Aldo Ray est un acteur américain né le 25 septembre 1926 à Pen Argyl en Pennsylvanie aux États Unis, décédé le 27 mars 1991 à Martinez en Californie. Biographie Cette section est vide, insuffisamment …   Wikipédia en Français

• List of endangered animal species — This is a list of endangered animal species according to the World Conservation Union (IUCN) Red List. The list includes endangered species of the kingdom Animalia. NOTOC A* Acheilognathus elongatus * Acipenser Endangered * Acrocephalus… …   Wikipedia

• Pearl — For other uses, see Pearl (disambiguation). Pearl Pearls General Category Mineral Chemical formula Ca …   Wikipedia

• Life Sciences — ▪ 2009 Introduction Zoology       In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …   Universalium

• Mississippian culture pottery — is the ceramic tradition of the Mississippian culture (800 to 1600 CE) found as artifacts in archaeological sites in the American Midwest and Southeast. It is often characterized by the adoption and use of riverine (or more rarely marine) shell… …   Wikipedia

• Michael Hurst — For other people named Michael Hurst, see Michael Hurst (disambiguation). Michael Hurst Born Michael Eric Hurst 20 September 1957 (1957 09 20) (age 54) Lancashire, England Occupation Actor, director, writer …   Wikipedia

• ostariophysan — ▪ fish Introduction  any of about8,000 species of bony fishes (bony fish) belonging to a group that includes the majority of freshwater fishes throughout the world. Familiar representatives of this group are the minnows (minnow), suckers (sucker) …   Universalium

• Academy of Natural Sciences — Infobox Museum |name = The Academy of Natural Sciences | |imagesize = 280 |latitude = 39.9570 |longitude = 75.1714 |established = 1812 |location = Philadelphia |type = Natural History Museum |director = William Yancey Brown |collection = 17+… …   Wikipedia

• cultured pearl — a pearl induced to form by placement of a grain of sand or another irritating object within the shell of a pearl oyster or mussel. Also, culture pearl. [1920 25] * * * ▪ gem       natural but cultivated pearl produced by a mollusk after the… …   Universalium

• reproductive system, animal — Introduction       any of the organ systems by which animals reproduce.       The role of reproduction is to provide for the continued existence of a species; it is the process by which living organisms duplicate themselves. Animals compete with… …   Universalium

• Ochre Sea Star — Ganges Harbour, British Columbia Scientific classification Kingdom …   Wikipedia