It is narrated from Sayyiduna Abu Kabshah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) liked looking at citron (utrujj, a fragrant fruit), and he (peace and blessings be upon him) also liked looking at red pigeons.
Hadith Referenceالمعجم الكبير للطبراني / مسند من يعرف بالكنى / 19053