curve of extinction
21Marginal value theorem — The optimal time spent in a patch is given by the tangent to the resource intake curve that departs from the expected transit time value. Any other line crossing the resource intake curve has a shallower slope and thus a sub optimal resource… …
22Optimal foraging theory — Ants dismember a larger insect. Optimal foraging theory predicts these insects will forage in such a way as to maximize their colony s energy intake per unit time. Optimal foraging theory is an idea in ecology based on the study of foraging… …
23Extragalactic distance scale — The extragalactic distance scale is a series of techniques used today by astronomers to determine the distance of cosmological bodies (beyond our own galaxy) not easily obtained with traditional methods. Some procedures utilize properties of… …
24Context-dependent memory — refers to improved recall of specific episodes or information when the context present at encoding and retrieval are the same. One particularly common example of context dependence at work occurs when an individual has lost an item (e.g. lost car …
25Halkieria — Taxobox name = Halkieria fossil range = fossil range|533|511|Lower to Middle Cambrian image title = Halkieria evangelista from the Lower Cambrian Sirius Passet, North Greenland regnum = Animalia phylum = ?Mollusca unranked ordo = Halwaxiida… …
26Endangered species — An endangered species is a population of an organism which is at risk of becoming extinct because it is either few in numbers, or threatened by changing environmental or predation parameters. An endangered species is usually a taxonomic species,… …
27Dingo — For other uses, see Dingo (disambiguation). Dingo Australian dingo Conservation status …
28Extinción (astronomía) — Saltar a navegación, búsqueda Para otros usos de este término, véase Extinción (desambiguación). La extinción es un término utilizado en astronomía para describir la absorción y la dispersión de la radiación electromagnética emitida por objetos… …
29cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …
30Triassic Period — Interval of geologic time, с 248–206 million years ago, that marks the beginning of the Mesozoic Era. Many new vertebrates emerged during the Triassic, heralding the major changes that were to occur in both terrestrial and marine life forms… …
