Pine — This article is about the tree. For other uses of the term pine , see Pine (disambiguation). Pine Japanese Red Pine (Pinus densiflora), North Korea Sc … Wikipedia
List of introduced species — A complete List of introduced species for even quite small areas of the world would be dauntingly long. Humans have introduced more different species to new environments than any single document can hope to record. The following list of… … Wikipedia
Numerical response — The Numerical response in ecology is the change in predator density as a function of change in prey density. The term numerical response was coined by M. E. Solomon in 1949.[1] It is associated with the functional response, which is the change in … Wikipedia
C. S. Holling — Dr. C. S. Holling Born December 6, 1930 Theresa, New York Nationality … Wikipedia
Functional response — In ecology, functional response is a term used to describe the relationship between the density of prey in a certain area and the average number of prey consumed by each predator in that area. The concept was introduced by work on small mammals… … Wikipedia
Ecosystem model — Ecosystem models, or ecological models, are mathematical representations of ecosystems. Typically they simplify complex foodwebs down to their major components or trophic levels, and quantify these as either numbers of organisms, biomass or the… … Wikipedia
hymenopteran — /huy meuh nop teuhr euhn/, adj. 1. hymenopterous. n. 2. Also, hymenopter. a hymenopterous insect. [1875 80; HYMENOPTER + AN] * * * ▪ insect Introduction any member of the third largest and perhaps the most beneficial to humans of all insect… … Universalium
Natural scientific research in Canada — This article outlines the history of natural scientific research in Canada, including mathematics, physics, astronomy, space science, geology, oceanography, chemistry, biology, medical research and psychology. The social sciences are not treated… … Wikipedia
Scientific research in Canada — This article outlines the history of natural scientific research in Canada including, mathematics, physics, astronomy, space science, geology, oceanography, chemistry, biology, medical research and psychology. The social sciences are not treated… … Wikipedia
Petitcodiac River — Petitcodiac River … Wikipedia
Formica — Taxobox image width = 260px image caption = Formica rufa collecting regnum = Animalia phylum = Arthropoda classis = Insecta ordo = Hymenoptera familia = Formicidae subfamilia = Formicinae tribus = Formicini genus = Formica genus authority =… … Wikipedia