Abstract:
:In this preliminary study defense behaviour patterns (fear responses) are described in two closely related, behaviourally different inbred labyrinth fish subspecies and in their F1 generation. The subspecies M. opercularis (characterized briefly by "active escape") and M. opercularis concolor (characterized by "passive escape") showed specific differences in the manifestation of certain defense behaviour patterns. In the F1 hybrid generation dominance and overdominance of M. opercularis was found in most defense behaviour patterns. Analysing the frequencies and sequences of movement patterns it could be shown that defensive behaviour is not a random or entirely "plastic" process but that there is sequential linkage between the patterns and they form characteristic clusters. Our results suggest that manifestations of different patterns are under genetic control and presumably, genetic determination of certain patterns is not very complex. Attempts were made to determine whole brain noradrenaline, serotonine and dopamine levels of the two subspecies and a significant difference was found in the noradrenaline content.
journal_name
Behav Processesjournal_title
Behavioural processesauthors
Vadász C,Kiss B,Csányi Vdoi
10.1016/0376-6357(78)90038-4subject
Has Abstractpub_date
1978-07-01 00:00:00pages
107-24issue
2eissn
0376-6357issn
1872-8308pii
0376-6357(78)90038-4journal_volume
3pub_type
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journal_title:Behavioural processes
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journal_title:Behavioural processes
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journal_title:Behavioural processes
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