Institut Fur Den Wissenschaftlichen Film Iwf Filmes
- 1988
Kampfverhalten beim Warzenschwein
Kampfverhalten beim Warzenschwein01988HD
The arousal behavior of the warthog is shown. Also explained is the muzzle fight between boars and females.
- 1988
Duftmarkieren beim Warzenschwein
Duftmarkieren beim Warzenschwein01988HD
Using gland regions on their heads, warthogs mark poles and other objects for self-orientation. Males often mark during the mating season. The male...
- 1969
Tiere auf Spitzbergen
Tiere auf Spitzbergen01969HD
The film shows birds and mammals of Spitzbergen: The snow bunting, Phalaropus fulicarius, Stercorarius parasiticus, the red throated loon, the arctic...
- 1980
Beutefang des Fischadlers
Beutefang des Fischadlers01980HD
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...
- 1988
Megaloprepus coerulatus (Pseudostigmatidae) - Flug und Fortpflanzungsverhalten
Megaloprepus coerulatus (Pseudostigmatidae) - Flug und Fortpflanzungsverhalten01988HD
For its reproduction, the megaloprepus dragonfly specifically relies on periodic puddles in tree holes and bromeliacea in tropical rain forests....
- 1984
Rana esculenta (Ranidae) - Beuteerwerb
Rana esculenta (Ranidae) - Beuteerwerb01984HD
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...
- 1980
Schafzucht im schottischen Hochland - Lammzeit
Schafzucht im schottischen Hochland - Lammzeit01980HD
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...
- 1991
Raumkonkurrenz bei der Prachtlibelle Calopteryx haemorrhoidalis
Raumkonkurrenz bei der Prachtlibelle Calopteryx haemorrhoidalis01991HD
The film shows the spatial distribution and the behaviour of the Mediterranean demoiselle Calopteryx haemorrhoidalis on typical reproduction waters....
- 1999
Heimat der wandelnden Seelen
Heimat der wandelnden Seelen01999HD
The Entlebuch is a rural pre-alpine area of Central Switzerland, known for its backwardness and isolation. This film deals with the contemporary life...
- 1997
"Früher haben wir Tabak geliefert..." - Tabakanbau in der Uckermark 1993/94
"Früher haben wir Tabak geliefert..." - Tabakanbau in der Uckermark 1993/9441997HD
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 -...
- 1980
Technik des Vogelfluges
Technik des Vogelfluges01980HD
Gliding flight, soaring flight and flapping flight are presented as basic types of bird flight. The development of lift and propulsion are explained...
- 1992
Variabilität des Fortpflanzungsverhaltens bei Japanischen Prachtlibellen
Variabilität des Fortpflanzungsverhaltens bei Japanischen Prachtlibellen01992HD
Calopteryx cornelia only occurs in one color morph and shows the typical dragonfly behavior. Species of the genus Mnais form different color morphs....
- 1997
Bonobo Sexual Behaviour and its Social Tension-Reducing Functions
Bonobo Sexual Behaviour and its Social Tension-Reducing Functions01997HD
Bonobos show a particularly pronounced sexual activity and an extraordinarily broad spectrum of sexual contacts for primates. These also extend to...
- 1952
Kristallwachstum
Kristallwachstum01952HD
Experiments on the crystallization of various inorganic substances: crystallization from solution, crystallization from melt and vapour phase, mixed...
- 1993
Schüttenhoff in Förste/Nienstedt 1989
Schüttenhoff in Förste/Nienstedt 198901993HD
Every fifth year in Förste/Nienstedt people gather to the "Schüttenhoff" (shooters court). For five days at Easter processions of three...
- 1964
Ansichten einer Stadt
Ansichten einer Stadt01964HD
A portrait of the German city of Ulm and it's social activities, fassades, court building. Also about the role of the district court during National...
- 1988
Paarungsverhalten beim Hausesel im Herdenverband
Paarungsverhalten beim Hausesel im Herdenverband01988HD
Short film on the mating behaviour of donkeys
- 1952
Actinosphaerium eichhorni EHRBG.
Actinosphaerium eichhorni EHRBG.01952HD
On display are the movement structures of Heliozoa, the expulsion of food remains, plasmogamy, separation and temporary bridging, "phobia".
- 1984
Seevögel von Galapagos - Bewegungsweisen als Ernährungsstrategie
Seevögel von Galapagos - Bewegungsweisen als Ernährungsstrategie01984HD
The flight and feeding customs of the most important sea bird species of the Galapagos Islands are described. Some characteristic body and wing...
- 1980
Schafzucht im schottischen Hochland - Schur und Auktion
Schafzucht im schottischen Hochland - Schur und Auktion01980HD
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...