Large and dark with long crooked and pointed wings, long deeply-forked tail, and long, gray hooked bill. Adult males have red throat pouch that they inflate into large balloon. Iridescent green back. Upperwing coverts have brown bars. Pinkish feet. Females also mostly dark, with a white chest. Juveniles have rusty wash on head and chest. Males distinguished from Magnificent Frigatebird by brown bar on upperwing covert and pinkish feet; axillars often scalloped white. Females differ from Magnificent by red orbital ring, pale throat, and more rounded black patch on belly.
Length: 95 (cm) Wingspan: 216 (cm)
Pelagic; breeds in small trees, shrubs, or occasionally on the ground.
Like other frigatebirds, does not land on water. Can soar and remain almost stationary without flapping for many minutes at a time, even in modest winds.
Pirates food from other species. Diet consists of fish and squid; occasionally bird nestlings.
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