Purple Heron - Ardea purpurea purpurea
The Gambia - November 2018
There are four (three if A. p. bournei is treated as a full species) subspecies of Purple Heron, the one found in The Gambia is the nominate form. This species has a range which extends through Africa and Europe, east to Kazakhstan. These framegrabs are from video recorded in The Gambia during November 2018 - video link.