Summary[edit] Description: Yellow-throated Longclaw, Macronyx croceus croceus, Sweetwaters Game Reserve, Kenya. The time stamp is 10 hours too early. Improved by JMK, rights released by e-mail. then cropped by me: see Image:Macronyx croceus2.jpg for JMK's version. Date: 24 June 2007. Source: Own work. Author: JerryFriedman, JMK.