Interaction biologique — Le poisson clown et l anémone de mer ont développé une relation interspécifique d entraide. Une interaction biologique désigne un processus impliquant des échanges ou relations réciproques entre plusieurs éléments biologique (espèces, groupes,… … Wikipédia en Français
Proof net — In proof theory, proof nets are a geometrical method of representing proofs such thateliminates two forms of bureaucracy that differentiates proofs: (A) irrelevant syntactical features of regular proof calculi such as the natural deduction… … Wikipedia
nervous system — Anat., Zool. 1. the system of nerves and nerve centers in an animal or human, including the brain, spinal cord, nerves, and ganglia. 2. a particular part of this system. Cf. autonomic nervous system, central nervous system, peripheral nervous… … Universalium
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
native American — native American, adj. a person born in the United States. [1835 45, Amer.] * * * ▪ indigenous peoples of Canada and United States Introduction also called American Indian, Amerindian, Amerind, Indian, Aboriginal American, or First Nation… … Universalium
Native American — Indian (def. 1). Usage. See Indian, Eskimo. * * * ▪ indigenous peoples of Canada and United States Introduction also called American Indian, Amerindian, Amerind, Indian, Aboriginal A … Universalium
Irrawaddy dolphin — Size comparison with an average human Conservation status … Wikipedia
undersea exploration — Introduction the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments Included in the scope of undersea exploration are the physical and chemical… … Universalium
Columbia River — Coordinates: 46°14′39″N 124°3′29″W / 46.24417°N 124.05806°W / 46.24417; 124.05806 … Wikipedia
Columbia (fleuve) — Pour les articles homonymes, voir Columbia. Cet article possède un homophone, voir Colombia. Columbia (Columbia River, Wimahl, Nch’i Wàna) … Wikipédia en Français
