With their often complex reproductive needs and permeable skins, amphibians are often ecological indicators and in recent decades there has been a dramatic decline in amphibian populations of many species around the globe.

With the beginning of the slow decline of the Ottoman Empire in the early 19th century, and as a result of the expansionist policies of Czarist Russia in the Caucasus, many Muslim nations and groups in that region, mainly Circassians, Tatars, Azeris, Lezgis, Chechens, and several Turkic groups left their ancestral homelands and settled in Anatolia.

* " With feeling profound concern, grief, indignation, am compelled disclose Bahá ' í world recent developments Holy Land furnishing further incontestable proof relationship established old and new Covenant-breakers demonstrating increasing boldness, marked, tragic decline in character and spiritual condition grandchildren ` Abdu ' l-Bahá.

With the decline of heavy manufacturing, Dayton's businesses have diversified into a service economy that includes insurance and legal sectors as well as healthcare and government sectors.

With the decline of sophisticated styles at the end of the baroque period, the fugue's central role waned, eventually giving way as sonata form and the symphony orchestra rose to a dominant position.

With the decline of the fur trade, the company evolved into a mercantile business selling vital goods to settlers in the Canadian West.

With the decline of the Chalukya empire, their feudatories, the Hoysalas of Halebidu, Kakatiyas of Warangal, Seuna Yadavas of Devagiri, and a southern branch of the Kalachuri, divided the vast Chalukya empire amongst themselves around the middle of 12th century.

With the decline of large herbivores by the late ice age, Pachycrocuta was replaced by the smaller Crocuta.

With the decline of grasslands 12, 500 years ago, Europe experienced a massive loss of lowland habitats favoured by spotted hyenas, and a corresponding increase in mixed woodlands.

With the rapid Arctic sea ice decline in the Hudson Strait, their range now extends deep into the northwest Atlantic.

With the era of rap metal on the decline, Kid Rock included several southern rock and country ballads on the album.

With the rise of the Roman Empire and the decline of the Seleucids, the area was conquered by the Roman Empire in 63 BC.

With the decline of Portuguese power, especially during the period when the crown of Portugal was combined with the crown of Spain ( 1580 – 1640 ), the Portuguese coastal settlements were ignored and fell into a ruinous condition.

With the decline of Nri kingdom in the 1400-1600 AD, several states once under their influence, became powerful economic oracular oligarchies and large commercial states that dominated Igboland.

With the loss of the theater chain, Paramount Pictures went into a decline, cutting studio-backed production, releasing its contract players, and making production deals with independents.

With the very sharp decline in world trade after 1929, its condition became critical.

With the gradual decline of the use of these local Slavic tongues, the term Wends slowly disappeared, too.

With the increase popularity of the MP3 players, it was the CD ( compact disc ) player that originally caused the decline of the Walkman.

With this new connotation, opéra comique had dominated the French operatic stage since the decline of tragédie lyrique.

With the decline of the Roman Empire, distinctions appeared also in organization, since the bishops in the West were not dependent on the Emperor in Constantinople and did not come under the influence of the Caesaropapism in the Eastern Church.

With the rising popularity of television news, the business of UPI began to decline as the circulation of afternoon newspapers, its chief client category, began to fall.

With the decline of the Holy Roman emperors ' power starting in the 13th century, the Low Countries were largely left to their own devices.

With the decline of the Ottoman Empire after 1700, signs of revival started to emerge.

With the increased use of personal computers and the relative decline in societal awareness of heavy machinery, the term user interface is generally assumed to mean the graphical user interface, while industrial control panel and machinery control design discussions more commonly refer to human-machine interfaces.

With Mao's health on the decline, it was clear that Jiang Qing had political ambitions of her own.

With the use of gel electrophoresis, it can be observed that OROV causes DNA fragmentation in HeLa cells.

With the royal line broken, the power of the Zhou court gradually diminished, and the fragmentation of the kingdom accelerated.

With some materials fragmentation does not occur because the stresses are relieved by plastic deformation.

With this fragmentation of the civic left, the NPA won all 27 contested seats in that election with only 43 % of the vote.

With the fragmentation of Great Moravia under the pressure of the Magyar incursions in the 9th century, Bohemia began to form as an independent principality from the 880s.

With the addition of the Unionist Lords Mayor, of Londonderry Corporation and Belfast Corporation ; together with boycotts of the Commons at various times by nationalist parties and fragmentation of the opposition into some parties too small to elect a Senator alone, the upper house proved to be even more heavily unionist than the lower house.

With new standards of scholarship, increasing fragmentation of Christian communities, and discovery of more ancient sources, Modern English Bible translations have proliferated in the Modern English age to a degree never before seen.

With the fragmentation of the kingdom of Georgia in the 15th century, the kings of Georgia were left with Kartli alone, having Tbilisi as their capital.

With the fragmentation of audiences due to the increased specialization of broadcast and cable TV networks, sports remain one of the few entertainment properties that not only can guarantee a large and diversified audience, but a live one.

With the collapse of the Umayyad state shortly thereafter and the increasing fragmentation of the Muslim world, the Byzantine navy was left as the sole organized naval force in the Mediterranean.

With the destruction of the Abbasid Caliphate, Hulagu had an open route to Syria and moved against the other Muslim powers in the region.

With the aim of gaining Abbasid support and the establish of a new base for his rule in Baghdad, Al-Ma ' mun went on to depose of Ali Ar-Rida by administering poison, and arranging the murder of Fazl ibn Sahl.

With the new Abbasid ruler in power al-Jawad ( as ) was no longer protected and his interests and position were imperilled by the dislike that al-Mu ' tasim had for him.

With Karluk troops attacking the Tang army from close quarters and the main Abbasid forces attacking from the front, the Tang army was subjected to a devastating defeat.

With the political threat of the Abbasid Caliphate gone, these soon reverted to Sunni Islam-specifically, the Maliki branch, whose popularity had spread widely in the Maghreb.

Thus, in 867, when Ya ' qub-i Laith of the Saffarid dynasty claimed the inheritance of the kings of Persia and sought " to revive their glory ," a poem written on his behalf sent to the Abbasid caliph said: " With me is the Drafsh e Kavian, through which I hope to rule the nations.