31st July 2017

Male Sparrowhawk– Yesterday the grey-backed, smaller male Sparrowhawk (the female and juveniles are brown-backed) was heralded in the garden by loud alarm calls from other birds. Sweeping through the garden, too fast to photograph, here it is recently, looking dapper, and an older photo by Lynn, where it is eating a Collared Dove. No one is certain why many raptors exhibit ‘reverse dimorphism’ (meaning the males are smaller than the females) but it it is thought to relate to their need to be very manouevrable in dense woodland, hunting for the incubating female

Male Sparrowhawk

Sparrowhawk- male

Male Sparrowhawk

Sparrowhawk- male eating Collared Dove

, and/or the female’s need to have enough bulk to produce eggs. Conditions: Cloud and sunny intervals and showers Temperature: Max 20- Min 12C.

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