The kangaroo and most of its congeners show an extraordinary disproportion of the hind limbs to the fore part of the body.
The cultivation of oranges, lemons and their congeners (collectively designated in Italian by the term agrumi) is of comparatively modern date, the introduction of the Citrus Bigarcidia being probably due to the Arabs.
We may therefore assume that, in acts of public worship at any rate, prayer and its magico-religious congeners are at all stages resorted to as a "means of grace," even though such grace do not constitute the expressed object of petition.
The Hatti now pushed southwards in force, overcame the kingdom of Mitanni and proceeded partly to occupy and partly to make tributary both north Syria and western Mesopotamia where some of their congeners were already settled.
When any combination of circumstances has occasioned an increase of the numbers of the lemmings in their ordinary dwelling-places, impelled by the restless or migratory instinct possessed in a less developed degree by so many of their congeners, a movement takes place at the edge of the elevated plateau, and a migration towards the lower-lying land begins.