Fauna of Nicaragua Many of Nicaragua's birds are brilliantly colored, including various species of parrots, toucans, trogons, and hummingbirds. guardabarranco is the national bird of Nicaragua. Natural range for the scarlet macaw has been vastly reduced by the pet trade. Most of the Pacific region of Nicaragua no longer is inhabited by the species. Nicaragua is home to many nesting populations of sea turtles, including the hawksbill sea turtle, leatherback sea turtle, loggerhead sea turtle, olive ridley sea turtle, and the Pacific green turtle ("Chelonia mydas agassisi"). All of these are endangered or critically endangered species, with declining global populations. Extensive efforts are
Loggerhead shrike length, tail length, and colour. "L. l. migrans" have a paler forehead than the top of the head. According to Mundy et al.’s 1997 study, there is a substantial genetic difference between the island subspecies "L. l. mearnsi" and the mainland subspecies "L. l. gambeli" due to a gene flow barrier between the two species. The loggerhead shrike is a medium-sized passerine. "Loggerhead" refers to the relatively large size of the head as compared to the rest of the body. It measures approximately 9 inches from bill to tail. The wing and tail length is about 3.82 and 3.87 inches