ascendency
71Theoretical ecology — Mathematical models developed in theoretical ecology predict complex food webs are less stable than simple webs.[1]:75–77[2]:64 …
72Mexican–American War — Mexican–American War …
73Philip II of Spain — Philip II King of Naples Reign 25 July 1554 – 13 September 1598 Predecessor …
74Predation — For alternative meanings of predator and prey, see Predator (disambiguation) and Prey (disambiguation). Predating can also mean dating earlier than : see wiktionary:predate. Indian Python swallowing a small Chital deer at Mudumalai National Park …
75Bioaccumulation — refers to the accumulation of substances, such as pesticides, or other organic chemicals in an organism. [1] Bioaccumulation occurs when an organism absorbs a toxic substance at a rate greater than that at which the substance is lost. Thus, the… …
76Nocturnality — Owls are well known for being nocturnal, although some owls are active during the day. Nocturnality is an animal behavior characterized by activity during the night and sleeping during the day. The common adjective is nocturnal . Nocturnal… …
77Ecological niche — Black smokers create ecological niches with their unusual environment In ecology, a niche (   …
78Invasive species — See also: List of invasive species, Introduced species, Pest (organism), and Weed North American beavers constitute an invasive species in Tierra del Fuego, where they have a substantial impact on landscape and local ecology through their… …
79Commensalism — A titan triggerfish (Balistoides viridescens) creates feeding opportunities for smaller fish by moving large rocks too big for them to shift themselves. In ecology, commensalism is a class of relationship between two organisms where one organism… …
80Michael II — For other people named Michael II, see Michael II (disambiguation). Michael II Emperor of the Byzantine Empire Michael II and his son Theophilos, founders of the Amorian dyna …
