Their migration to Gibraltar started since the beginning of the common British rule in 1713, thanks to the links between both British possessions during the 18th century, first looking for work in several trades, especially when Gibraltar needed to be rebuilt after the 1783 Grand Siege.

Their migration is traced by linguistic, cultural and genetic evidence.

" Their intent was to stop the gradual migration of the Po toward the lagoon of Venice, which would have filled up with sediment had contact been made.

Their arrival in Northern cities en masse, in addition to being followed by race riots in several large cities such as Detroit, Chicago, and Philadelphia, further stimulated white suburban migration.

Their research suggests the invention of clothing may have coincided with the northward migration of modern Homo sapiens away from the warm climate of Africa, thought to have begun between 50, 000 and 100, 000 years ago.

Their original migration took them to the southern Great Plains, into a sweep of territory extending from the Arkansas River to central Texas.

Their young are perfectly symmetrical, but the head is remodelled during a metamorphosis, which entails the migration of one eye to the other side, close to the other eye.

Their early origins are reported in Jordanes ' Origins and Deeds of the Goths, where he claims that their name derives from their later and slower migration from Scandinavia:

Their self-identification as Arabs is largely based on their tribal identity and may in fact point to the 7th and 8th centuries migration to this and other Central Asian locales of many Arab tribes from Arabia in the wake of the Islamic conquests of the region.

Their populations have been healthy since the 1960s, and have soared in recent years to more than 4 million birds ( 2011 ), most likely because of favorable breeding, migration, and wintering habitat conditions.

Their origin and the route of their migration to Asia is still a matter of great speculation.

Their death rate is therefore lower than that of the females both on the southward migration, and in resident populations.

Their parents are both birds that were hatched and led by ultralight on their first migration in 2002.

Their presence was resisted ; however, taking advantage of the nearly-constant conflict among the city-states along the lakeshores, the Mexica were able-volatile political situation, they conquered the Valley of Mexico, exacting tribute from the same powers that resisted their migration in the first place.

Their autumn migration is slow, with birds often remaining in the northern states well into December ; spring migration is much more rapid.

Their regular stopover paved the way for food / curry outlets to be opened up catering for an all male workforce as family migration and settlement took place some decades later.

Their appearance in a southward migration signals the coming of Winter.

Their main role was to defend Seljuq border areas with the Byzantine Empire — a role reinforced by the migration of many Turks to Asia Minor.

Their populations, particularly those in the western range, have declined drastically in the 20th century due to hunting along their migration routes and habitat degradation.

Their habits are poorly studied, but the squid are thought to undertake diel migration ; by day the squid remain in the blackness of the depths in midwater.

Their arrival, which coincides with the decline of Teotihuacan and a period of general turmoil and mass migration in Mesoamerica, has led scientists to speculate that they might have been involved somehow in the fall of the Teotihuacan empire.

Their offspring, or fry, overwinter in the deep and food-abundant depths of these lakes until their migration to the sea in one or two years.

Their own easier, slower tempo is especially dear to Southerners ; ;

Their gait is impossible to convey in words.

Their rebellion against authoritarian society is not far removed from the violence of revolt characteristic of the juvenile delinquent.

Their artistic rationale is given to the witness of unreason.

It is different with his volume The Swedes And Their Chieftains ( Svenskarna och deras Hovdingar ), a history intended for the general reader and particularly suited for high school students.

Their great error is to mingle the responses typical of each of the three types of change.

Their meeting at San Francisco is nominally scheduled as a conference of the California Democratic Council directorate.

Their burgeoning popularity may be a result of the closing of the 52nd Street burlesque joints, but curiously enough their atmosphere is almost always familial -- neighborhood saloons with a bit of epidermis.

Their main asset is an abundance of unsaturated fatty acids, so necessary for maintaining the good health of the circulatory system.

Their cost is not beyond the hopes of the American pocketbook, the range being about $150 to $1,000, depending on size.

If you really insist on knowing their names, an excellent book on the North American species is Bumblebees And Their Ways by O. E. Plath.

Their sum is X, the total number of successes, which in this experiment has the value Af.

Their experience is quite in contrast with that of children of upper- and upper-middle-class native-born parents, who are more likely to regard education as good for its own sake and to discount the vocational emphases in the curriculum.

Their amplitude sometimes is as little as two feet from trough to crest.

Their characteristic experience is that of the individual at an altar or a shrine rather than that of a continuing social group with a distinctive kind of fellowship.

Their presence is not as frightening as the discontent which creates their opportunity.

Their view is that last-minute changes the Mayor is proposing to make in the Democratic ticket only emphasize the weakness of his performance as Mayor.

Their secondary hero is another pro, Willie Chisholm, who drank his lunch during another Open and tried to blast his way out of a rock-strewn gully.

Their heights, that is.

Their father is Charles B. Armour.

Their mother is Mrs. Camilla Alsop Wendell.

Their names are Mantle and Maris, their team is the Yankees, and their threat is real.

Their Eisenhower is insubstantial.