Most Viewed From Institut für den wissenschaftlichen Film (IWF)

During the ewing-period the shepherd has to take especially care of the flocks. He has to assist the ewes in ewing, to control the feeding of the...

Genre: Documentary

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Bonobos show a particularly pronounced sexual activity and an extraordinarily broad spectrum of sexual contacts for primates. These also extend to...

Genre: Documentary

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The film shows the prey-catching behaviour of the edible frog at a small garden pond and at a gravelpit. The catching of creeping and (under...

Genre: Documentary

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The film gives a survey on innate behaviour patterns of the grey-lag goose. The first part shows reproductive behaviour. In the second part some...

Genre: Documentary

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The arousal behavior of the warthog is shown. Also explained is the muzzle fight between boars and females.

Genre: Documentary

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The three-spined stickleback is shown. Nest building, zigzag dance, fanning at the nest, sometimes following a female, also short mouth fights, the...

Genre: Documentary

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Calopteryx cornelia only occurs in one color morph and shows the typical dragonfly behavior. Species of the genus Mnais form different color morphs....

Genre: Documentary

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Experiments on the crystallization of various inorganic substances: crystallization from solution, crystallization from melt and vapour phase, mixed...

Genre: Documentary

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Short film about the movement patterns of protozoa

Genre: Documentary

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Using gland regions on their heads, warthogs mark poles and other objects for self-orientation. Males often mark during the mating season. The male...

Genre: Documentary

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For its reproduction, the megaloprepus dragonfly specifically relies on periodic puddles in tree holes and bromeliacea in tropical rain forests....

Genre: Documentary

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Genre: Documentary

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Documentary on how the osprey catches its prey. The film shows the search for prey, the launch maneuvers, take-off maneuvers and the fights with the...

Genre: Documentary

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On display are the movement structures of Heliozoa, the expulsion of food remains, plasmogamy, separation and temporary bridging, "phobia".

Genre: Documentary

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Various amphibious pond dwellers, including grass frogs, tree frogs, common toads and other amphibians are shown moving around, feeding, mating,...

Genre: Documentary

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The film shows open air shots of life in the colony of the sea lion. The following behaviours are shown: establishing territories and rivalry fights,...

Genre: Documentary

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Swimming movements of a common seal under water, propulsion through hind extremities.

Genre: Documentary

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The film shows the spatial distribution and the behaviour of the Mediterranean demoiselle Calopteryx haemorrhoidalis on typical reproduction waters....

Genre: Documentary

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The film shows birds and mammals of Spitzbergen: The snow bunting, Phalaropus fulicarius, Stercorarius parasiticus, the red throated loon, the arctic...

Genre: Documentary

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Before shearing, done with electric devices and hand shears, lambs are separated from the flock. The lambs are not yet shorn but dipped in a...

Genre: Documentary

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