sapphire-throated hummingbird Chrysuronia coeruleogularis

Medium-sized hummingbird found in Panama and northern Colombia. Males are mostly glittering emerald-green with a dark purplish-blue throat that can look black in poor light. Females are green above and whitish below. Note relatively long forked tail in both sexes. Occurs in dry woodland, scrub, and mangroves; often seen around flowering trees.