Animal Navigation: Seabirds Home to a Moving Magnetic Target

Current biology : CB · 2020 · Unclear · Insufficient evidence

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UnclearInsufficient evidencePaper 1481

Shifts in the return locations of juvenile seabirds migrating from the Irish Sea to Argentina can be accurately predicted by changes in Earth's magnetic field, suggesting reliance on a geomagnetic map for navigation.

Study snapshot

PublicationCurrent biology : CB · 2020
Study typereview
Reported directionUnclear
Evidence ratingInsufficient

Abstract

Animal Navigation: Seabirds Home to a Moving Magnetic Target Nathan F Putman. Animal Navigation: Seabirds Home to a Moving Magnetic Target Curr Biol. 2020 Jul 20;30(14):R802-R804. doi: 10.1016/j.cub.2020.05.061. Abstract Shifts in the return locations of juvenile seabirds migrating from the Irish Sea to Argentina can be accurately predicted by changes in Earth's magnetic field, suggesting that these birds rely on a geomagnetic map for navigation. pubmed.ncbi.nlm.nih.gov

Machine Enhanced Logic

AI evidence extraction

Structured fields below were generated from the paper’s abstract and metadata to make the evidence easier to inspect. Automated extraction may be incomplete or incorrect; verify important details against the original paper.

Study typereview
Effect directionunclear
Populationjuvenile seabirds migrating from the Irish Sea to Argentina
Sample sizeNot supplied
ExposureNot supplied
Evidence strengthInsufficientConfidence: 62% · Peer reviewed: yes

Main findings

Shifts in the return locations of juvenile seabirds migrating from the Irish Sea to Argentina can be accurately predicted by changes in Earth's magnetic field, suggesting reliance on a geomagnetic map for navigation.

Outcomes measured

  • navigation/return location shifts
  • geomagnetic map use for navigation

Limitations

  • No methods, sample size, or quantitative results are provided in the abstract.
  • The abstract does not describe exposure metrics (e.g., field strength) or study design details.
View raw extracted JSON
{
  "study_type": "review",
  "exposure": {
    "band": null,
    "source": "Earth's magnetic field (geomagnetic)",
    "frequency_mhz": null,
    "sar_wkg": null,
    "duration": null
  },
  "population": "juvenile seabirds migrating from the Irish Sea to Argentina",
  "sample_size": null,
  "outcomes": [
    "navigation/return location shifts",
    "geomagnetic map use for navigation"
  ],
  "main_findings": "Shifts in the return locations of juvenile seabirds migrating from the Irish Sea to Argentina can be accurately predicted by changes in Earth's magnetic field, suggesting reliance on a geomagnetic map for navigation.",
  "effect_direction": "unclear",
  "limitations": [
    "No methods, sample size, or quantitative results are provided in the abstract.",
    "The abstract does not describe exposure metrics (e.g., field strength) or study design details."
  ],
  "evidence_strength": "insufficient",
  "confidence": 0.62,
  "peer_reviewed_likely": "yes",
  "keywords": [
    "animal navigation",
    "seabirds",
    "geomagnetic map",
    "Earth's magnetic field",
    "migration",
    "return location"
  ],
  "suggested_hubs": []
}
AI can be wrong. Always verify against the paper.

AI-extracted fields are generated from the abstract and metadata and may be incomplete or incorrect. This material is for informational purposes and is not medical advice.

Identifiers and source

DOI: 10.1016/j.cub.2020.05.061
PubMed: 32693071

Read the original paper →

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