Species images
Marsh harrier (
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Bittern, marsh harrier and other wildlife can thrive in protected reserves, even when next to industrial sites, as at Dungeness; photo by Mark Hiley
Dartford Warbler by David Cookson (
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Dartford Warbler, a species that has colonised protected areas over five time more often than might have been expected; photo by David Cookson (www.dcimages.co)
Bison Hill by S. J. Marshall (
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Protected areas, such as species-rich chalk meadows (foreground and the hill in the distance) are often separated by areas of intensive arable land, which species need to cross as they move northwards; by S. J. Marshall (http://www.flickr.com/photos/16155010@N04/)
Adonis blue by S. J. Marshall (
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Adonis blues can only colonise new sites which already contain horse-shoe vetch, the plant species that their caterpillars eat. These plants are restricted to grassland on chalk and limestone, most of which have been converted into agricultural crops; by S. J. Marshall (http://www.flickr.com/photos/16155010@N04/)
Silver-spotted Skipper by S. J. Marshall (
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A male silver-spotted skipper, sitting astride a harebell, at Aston Rowant National Nature Reserve; by S. J. Marshall (http://www.flickr.com/photos/16155010@N04/)
Silver-spotted Skipper by S. J. Marshall (
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A male silver-spotted skipper warming up on the ground; this species of butterfly has colonise reserves nearly fifteen time more often than expected; by S. J. Marshall (http://www.flickr.com/photos/16155010@N04/)