Pale-blue Monarch (Hypothymis puella) [XC823458]
by Greg Irving from Sulawesi: Tangkoko lowlands, Indonesia (call, song)
Pale-blue Monarch (Hypothymis puella) [XC825285]
by Greg Irving from Bogani Nani Wartabone, Tambun Maleo Sanctuary, Dumoga Timur, Bolaang Mongondow Regency, North Sulawesi, Indonesia (call, song)
Subspecies
Considered by some authors to be a subspecies of Black-naped Monarch (Hypothymis azurea).
The following 2 subspecies are recognised:
puella (Wallace, 1863) - Sulawesi and nearby islands. Considered by some authors to be a subspecies of Black-naped Monarch (Hypothymis azurea).
blasii Hartert, 1898 - Banggai Is and Sula Is. Considered by some authors to be a subspecies of Black-naped Monarch (Hypothymis azurea).