What Species and what are they doing?
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Although the majority of the ladybirds in the picture are Harlequin Ladybirds, probably gathering together pre-hibernation, there appear to be at least two 7-Spot Ladybirds in the photo as well, one just under the wire in the centre of the phot and another as the right most ladybird.
Tachinid Recording Scheme
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Yes, 13 Harlequins, form succinea (red/orange with 0-21 black spots), and a pair of 7-spots. During the early autumn you often find groups like this, particularly of Harlequins, as they begin to group together to form overwintering aggregations
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Lat/Lng: 52.4, -1.2
OS grid ref: SP5578