migratory stage

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• Stage's Pond State Nature Preserve — is a nature preserve located in Pickaway County, Ohio, United States, northeast of the county seat of Circleville. The pond is an example of a kettle lake: a lake created by a melted piece of ice cut off from a glacier. It is a resting point for… …   Wikipedia

• Migratory Fishery of Labrador — The province of Newfoundland and Labrador had three main types of fishery in the 19th century: sealing, migratory and inshore fishery. Sealing Sealing was a type of fishery that involved getting a berth or ticket on a ship that travelled to ice… …   Wikipedia

• Agreement on the Conservation of African-Eurasian Migratory Waterbirds — Infobox UN name = The Agreement on the Conservation of African Eurasian Migratory Waterbirds image size = caption = type = Agreement acronyms = AEWA head = Acting Executive Secretary : Bert Lenten status = active established = on 16 June 1995… …   Wikipedia

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• Fish migration — Many species of salmon are anadromous and migrate long distances up rivers and streams to spawn. Many types of fish migrate on a regular basis, on time scales ranging from daily to annually or longer, and over distances ranging from a few metres… …   Wikipedia

• Insect wing — Original veins and wing posture of a dragonfly. Hoverflies hovering to mate …   Wikipedia

• Social behaviour in animals — Introduction       actions of animals living in communities. Such behaviour may include the feeding of the young, the building of shelters, or the guarding of territory. General characteristics       Social behaviour (Social behaviour in animals) …   Universalium

• environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …   Universalium

• VITAL STATISTICS — Introduction GENERAL EXPLANATION Population changes reflect the natural facts of life: births and deaths. Births, in turn, have long been largely governed by the mechanisms of family formation. Vital statistics are compilations of data on… …   Encyclopedia of Judaism

• Agriculture and Food Supplies — ▪ 2007 Introduction Bird flu reached Europe and Africa, and concerns over BSE continued to disrupt trade in beef. An international vault for seeds was under construction on an Arctic island. Stocks of important food fish species were reported… …   Universalium