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An inexpensive event recorder for continuous behavioral recording.

W R Schmidek, N Negrão, S M Nishida

Brazilian Journal of Medical and Biological Research = Revista Brasileira De Pesquisas Medicas E Biologicas

|July 1, 1983

Summary

Researchers developed a simple, inexpensive event recorder for ethological studies. This device accurately records up to 20 behaviors in sequence on paper, allowing for flexible ethogram use.

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Area of Science:

Ethology
Behavioral Science
Animal Behavior Research

Background:

Accurate recording of animal behavior is crucial for ethological studies.
Existing methods may be complex or costly, limiting accessibility.
A need exists for a simple, cost-effective behavioral recording tool.

Purpose of the Study:

To describe a novel, simple, and inexpensive event recorder for ethological studies.
To detail the construction and application of the apparatus.
To demonstrate its capability for continuous and accurate behavioral recording.

Main Methods:

The apparatus utilizes a constant speed paper transport device.
An ethogram sheet holder is integrated into the system.
Behavioral items are coded as hand-drawn pencil lines of varying lengths.

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Main Results:

The recorder can continuously log up to 20 distinct behavioral items.
Accurate temporal sequencing of recorded behaviors is achieved.
The use of exchangeable ethogram sheets allows for an unlimited number of coding schemes.

Conclusions:

The described event recorder offers a practical and affordable solution for behavioral data collection.
Its simple design facilitates ease of use and construction in ethological research.
The system's flexibility supports diverse research questions in animal behavior.