Birch tree (Betula sp) with an abnormal growth (or bur) on its trunk. Such growths are often caused by a virus or other stressing agent, and they do not always harm the tree.

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    WebID:

    C00724966

    Clip Type:

    RM

    Super High Res Size:

    1920X1080

    Duration:

    00:00:18.000

    Format:

    QuickTime

    Bit Rate:

    25 fps

    Available:

    download

    Comp:

    200X112 (0.00 M)

    Model Release:

    NO

    Property Release

    No