Recorded on iPhone. Filtered by James Bradley. Recording is of one bird, but two birds were heard dueting, perched in tall trees in neighbouring garden, and seen as they flew off.

Weather was overcast.

bird-seen:yes

playback-used:no

Young bird, still spotted on the front, calling from about 4 metres high in the middle of an avocado tree in wooded garden near remnant forest. Recording extracted from camera video. Amplified and background noise below 500 kHz removed using Audacity.

A single whistle recorded from a perched adult African Cuckoo Hawk. For a while the bird gave this whistle at intervals of at least ten seconds, first in flight, then perched. Habitat was dense mixed woodland near a large river.

bird-seen:yes

playback-used:no

Bird calling in mixed exotic and thorn riverine garden, about 15 feet high. Recording amplified using Audacity.

Vocalizations probably coming from an immature unseen while calling but seen in flight. See for comparison http://macaulaylibrary.org/search?media_collection=1&taxon_id=11994033&taxon_rank_id=67&q=African+Cuckoo-Hawk

bird-seen:yes

playback-used:no