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Hedgerow Ecosystem (Consumers (Spiders, Greenfly, Ladybirds, Sparrows,…
Hedgerow Ecosystem
Consumers
Spiders
Greenfly
Ladybirds
Sparrows
Thrushes
Sparrowhawks
Producers
Hawthorn Bushes
Blackberry Bushes
Examples of Interdependence
Hot, dry summer
Reduced plant growth
Fewer berries for birds in winter
Number of sparrows and thrushes fall
Fewer birds for sparrowhawks to hunt, so number of sparrowhawks falls
Hedgerow trimmed
Fewer habitats for ladybirds, greenfly and spiders, so numbers fall
Sparrows and thrushes have less to eat, so numbers fall
Fewer birds for sparrowhawks to hunt, so number of sparrowhawks falls