Denver-Boulder Metro Area: Birds

This guide contains birds that can be found in the Denver-Boulder Metro Area, including Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas, and Jefferson Counties.

Magnificent Frigatebird

The magnificent frigatebird (Fregata magnificens) is a seabird of the frigatebird family Fregatidae. With a length of 89–114 centimetres (35–45 in) and wingspan of 2.17–2.44 m (7.1–8.0 ft) it is the largest species of frigatebird. It occurs over tropical and subtropical waters off America, between northern Mexico and Ecuador on the Pacific coast and between Florida and southern ...more ↓

Edited by Colorado Parks and Wildlife, some rights reserved (CC BY-SA)