Institut Fur Den Wissenschaftlichen Film Iwf Movies

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

The flight and feeding customs of the most important sea bird species of the Galapagos Islands are described. Some characteristic body and wing...

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,...

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...

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...

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

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

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

The film documents the tobacco season of 1993/94 from the planting of the tobacco through the harvest and sale until the sowing for the next season -...

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

Short film about the life cycle of a moon jellyfish

The courtship behavior of Great Bustards is studied. The male Great Bustard is considerably larger than the female. This impression is reinforced...

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...

The film begins by depicting the social courtship of the drakes. With increasing intensity of the instinctive movements actual pair formation is...

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

Queen rearing is one of the most important areas of beekeeping. After explaining the breeding objectives, the three most common methods for rearing...

Short film about the movement patterns of protozoa

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

The Entlebuch is a rural pre-alpine area of Central Switzerland, known for its backwardness and isolation. This film deals with the contemporary life...

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