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Are Dolphins Kept in Impoverished Environments?
1Dolphin Research Center, Grassy Key, FL 33050, USA.
Animals : an Open Access Journal From MDPI
|September 9, 2023
Summary
Dolphin cognitive and neural functioning are not typically impaired in modern zoological facilities. However, welfare standards can be improved by providing more cognitive challenges for dolphins in captivity.
Area of Science:
- Marine Mammal Science
- Animal Cognition
- Zoological Husbandry
Background:
- Environmental enrichment positively impacts animal cognitive and neural functioning.
- A hypothesis suggests captive dolphin environments may be inherently impoverished, leading to deficits.
Purpose of the Study:
- To review scientific literature on dolphin welfare in zoological facilities.
- To assess if captive dolphin environments are impoverished or enriched.
- To evaluate behavioral evidence of cognitive deficits in captive dolphins.
Main Methods:
- Literature review of scientific studies on dolphin housing and welfare.
- Analysis of environmental characteristics in zoological facilities.
- Examination of behavioral indicators of cognitive status in dolphins.
Main Results:
- Modern zoological facilities generally do not house dolphins in impoverished conditions.
- There is significant variation in animal welfare across different facilities.
- The standard of 'not impoverished' is considered a low benchmark for welfare.
Conclusions:
- Captive dolphin environments are typically not inherently impoverished.
- Enhancing cognitive challenges is recommended to optimize dolphin well-being.
- Continuous improvement of welfare standards in zoological facilities is necessary.
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