Tagus Estuary Natural Reserve breed on adjacent farmland. Little bustard ("Tetrax tetrax") occurs all year but is more numerous in winter. Raptors which may be seen over the fields include black-winged kite ("Elanus caeruleus"), short-toed eagle ("Circaetus gallicus") and booted eagle ("Aquila pennatus") Nearby patches of woodland hold short-toed treecreeper ("Certhia brachydactyla"), European nightjar ("Caprimulgus europaeus"), red-necked nightjar ("Caprimulgus ruficollis"), Iberian magpie ("Cyanopica cooki") and many passerines. During the Spring and Autumn many species stopover on the Tagus during their migration these include curlew sandpiper ("Calidris ferruginea") in large numbers with many other shorebirds in smaller numbers, Common redshank and Balck-tailed Godwits reach their
Great and Little Kimble in the cold weather, at the foot of the Chiltern Hills." Griffin House School, formerly Ladymede School, an independent co-educational school, is located in Little Kimble. It has a capacity of just over 100 day students from ages 3–11. The main A4010 road runs through Great and Little Kimble, as does the Chiltern railway line between Aylesbury and Princes Risborough. Where the main road meets the railway is Little Kimble railway station, which has been in operation since 1872, although the station buildings are now a private dwelling. There is a level crossing at Marsh. Great and Little Kimble Great