Some aspects of the anti-predator responses of two species of stickleback
<p>Hoogloand, Morris and Tinbergen (1957) demonstrated that the spines of two species of sticklebacks, <u>Gasterosteus aculeatus</u> and <u>Pygosteus pungitius</u>, are an effective defence against the pike (<u>Esox lucius</u>) and perch (<u>Percha flu...
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Format: | Praca dyplomowa |
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1965
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