Learning on ScreenCommensalism of ‘Nereis Fucata’ (Polychaeta)
- Synopsis
- The marine annelid ‘Nereis fucata’ lives in snail shells inhabited by hermit crabs (here ‘Pagurus bernardus’). There have been no morphological adaptations. The important behavioural elements (i.e. entering the shell, obtaining food, fighting, locomotion and irrigation) are all present in free-living related species. Also shows the biotope, population density, positive seismotaxis, thigmotaxis, function of mucus secretion, swarming of the mature animals.
- Language
- English
- Country
- Germany
- Medium
- Video; Videocassette. VHS. col. 17 min.
- Year of production
- 1971-81
- Availability
- Sale; 1996 sale: £25.00 (+VAT +p&p)
- Subjects
- Biology
- Keywords
- annelids; marine animals
Credits
- Writer
- H Goerke
Production Company
Distributor
- Name
Learning on Screen - the British Universities and Colleges Film and Video Council
- services@bufvc.ac.uk
- Web
- http://bufvc.ac.uk External site opens in new window
- Phone
- 020 3743 2345
- Address
- York House
221 Pentonville Road
London
N1 9UZ - Notes
- The Learning on Screen distribution library is currently only available in part. Please contact us with any individual queries. The two series of InterUniversity History Film Consortium films which make extensive use of archive footage been digitised for free, online viewing by UK HE institutions - see Learning on Screen InterUniversity History Film Consortium Films (qv).
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