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Aandrewxhill
Last edited Mar 9, 2011
Created on Mar 9, 2011

The visualization displays a force-directed network of nodes and edges, rendered as an interactive graph. It pulls species relationship data from a local database, using the `names` field from the `Species` model, and plots connections between nodes. The code uses `d3.forceSimulation` to compute the layout and `d3.select` with `transition.attrTween` for animated updates. The example loads data via a Python backend with `simplejson`, and the comment-out toggle at line 278–279 switches between live database values and a placeholder source list, highlighting how the graph responds to different input data.

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