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During the migration periods significant numbers of swallow and sand martin are seen.
The flight is variously described as heavy, or like that of a Sand Martin.
It does not have the distinct narrow breast band shown by the Sand Martin.
Coltsfoot is particularly common and sand martin colonies have become established in places.
They resemble the Sand Martin, but are darker below, and lack a breast band.
The Sand Martin departs early, at any rate from its more northerly haunts.
The fast flight of the Brown-throated Sand Martin also makes identification more difficult.
Little is known of the breeding biology, although it is probably similar to that of the Sand Martin.
Habits and habitat as Sand Martin.
It lacks the narrow brown band on the breast shown by the Sand Martin; the bill is black and the legs are brown.
They have been observed once removing nestlings of the African Sand Martin to take over their nests.
The Sand Martin is sociable in its nesting habits; from a dozen to many hundred pairs will nest close together, according to available space.
Other wildlife species include the otter, kingfisher, sand martin, dipper, curlew and snipe.
Similar birds Swallow, Sand Martin, Swift.
This species can be distinguished from the Sand Martin by its larger size, the white patches on the tail, and its lack of a brown breast band.
Sand Martin - Species text in The Atlas of Southern African Birds.
Cf. also Pale Crag Martin and Plain Sand Martin.
Sand Martin: (n & r)
The birds also use cavities in buildings, and the old nests of the Ethiopian Swallow and African Sand Martin.
It is paler on the throat, breast and underwings than the all-dark form of the Brown-throated Sand Martin.
The typical number of individuals, around 200, is relatively low compared to other bird species (1,400 individual beetles for House Sparrow, 2,000 for Sand Martin).
The 12 cm long Sand Martin is brown above, white below with a narrow brown band on the breast; the bill is black, the legs brown.
Overview of sand martin (Riparia riparia) localities in the Czech Republic.
(These two systems are responsible for the Sand Martin being called "Bank Swallow" in the New World.)
Soil particle composition affects the physical characteristics of Sand Martin Riparia riparia holes.