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Are Dolphins Kept in Impoverished Environments?

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Animals : an Open Access Journal From MDPI
|September 9, 2023
PubMed
Summary
This summary is machine-generated.

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.

Keywords:
animal welfarecaptivitycetaceacognitive enrichmentdolphinsimpoverishment

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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.