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Where did bats come from? Family tree drawn from huge genetic study
By Extra Extra Editorial
Cross-spectrum analysis, synthesized with AI from 2 sources · Updated
Researchers have completed a comprehensive genetic analysis that maps the evolutionary relationships among bat species, producing a revised family tree based on DNA sequencing data. The study involved contributions from multiple institutions, including genetic samples provided by the Royal Ontario Museum, which played a crucial role in filling gaps in the existing scientific record. This large-scale genomic project clarifies how different bat lineages diverged and relate to one another, offering new insights into the evolutionary history of one of the most diverse mammal groups on Earth.
CBC News frames the story as a scientific achievement centered on the discovery itself and the methodology behind constructing a comprehensive bat evolutionary tree. The coverage emphasizes the collaborative nature of the research and positions it as an important advancement in understanding mammalian diversity.
The Globe and Mail highlights the institutional contribution angle, specifically crediting the Royal Ontario Museum's role in providing essential genetic material that enabled the research. This framing underscores how Canadian scientific institutions contribute to major international research efforts.
Key Differences
- Left coverage emphasizes the scientific discovery and evolutionary insights, while center coverage spotlights the institutional contribution and Canadian research infrastructure
- Right-leaning media shows no coverage of this genetics story, representing a notable absence in conservative news outlets
How this story is being covered
Extra Extra has grouped 2 reports on this story from 2 news outlets across the political spectrum. By political lean, that breaks down as 1 left-leaning and 1 center sources.
Its coverage-diversity score of 63 out of 100 means the story is being reported across multiple parts of the spectrum, though the volume leans toward one side. Notably, no right-leaning outlet in our index has picked the story up yet — a right-side blind spot that often signals a topic resonating more with progressive audiences.
On reliability, 2 of the 2 rated outlets carry a high or mostly-factual reliability rating (A or B). Ratings are drawn from independent assessments and are meant to help you weigh each report, not to tell you which to trust.
The reports clustered here landed within about 2 hours of each other, suggesting a fast-moving, breaking story.
Below, the same story is laid out side by side as left, center, and right outlets reported it. Read across the columns and watch what changes: the headline emphasis, which facts lead, the adjectives, and what each side leaves out. The story itself rarely changes — the framing almost always does.
Outlets covering this story: CBC News, The Globe and Mail.
Left(1)
Center(1)
Right(0)
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