Institut Fur Den Wissenschaftlichen Film Iwf Movies

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

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

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 disinfect...

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 behav...

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 f...

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 lamb...

Short film about the movement patterns of protozoa

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

Short film on the mating behaviour of donkeys

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

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

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

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

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

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

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

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 experimen...

Short film about the life cycle of a moon jellyfish

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

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