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Legatus leucophaius
piratic flycatcher


By Kaitlin MacChesney

Kingdom: Animalia
Phylum: Chordata
Subphylum: Vertebrata
Class: Aves
Order: Passeriformes
Family: Tyrannidae
Genus: Legatus
Species: Legatus leucophaius
Members of this Species

Geographic Range

Piratic Flycatchers, Legatus leucophaius, are most commonly found in Mexico and from northern Argentina to southern Brazil. They often migrate to Costa Rica between the months of January and February. Piratic Flycatchers overwinter in southern Brazil and Argentina between the months of September and March.

(Elizondo, 2000; Land, 1970)

Biogeographic Regions
nearctic (Native ); neotropical (Native )

Habitat

Piratic Flycatchers frequently occupy the semi-open country, cultivated areas with tall trees, and the forest edge. These birds are hard to observe since they remain high up in the trees. In Costa Rica, Piratic Flycatchers reside on secondary savannahs or coffee plantations.

(Elizondo, 2000; Land, 1970)

Habitat Regions
tropical

Terrestrial Biomes
forest ; rainforest

Other Habitat Features
agricultural

Physical Description

Range mass
19 to 31.5 g
(0.67 to 1.11 oz)

Average mass
26 g
(0.92 oz)

Range length
14.5 to 15 cm
(5.71 to 5.91 in)

Piratic Flycatchers range in length from 14.5 to 15 cm (5.7 to 5.9 in) and are about 26 g (.9 oz) in weight. Adult Piratic Flycatchers have a dark olive green or brown coloring with a semi-colored patch of yellow on their bodies and dusty colored cranial regions. These birds have wings with pale yellow edgings and slightly lighter colorings than the body. The tail of the Piratic Flycatchers are dark cinnamon, almost black in color. They have a whitish throat which ultimately turns yellow as it moves down toward the lower belly. Brown striping is evident on the breast. The bill of the Piratic Flycatchers are broad at the base and short in length. These flycatchers possess a whitish line above the eyes, along the lower part of the head. When young, the Piratic Flycatchers are similar in color, but have less streaking on their breasts and have lighter color edging on the wings.

(Ffrench, 1973) (Stiles and Skutch, 1989) (Dunning, 1993)

Reproduction

Breeding season
February-August

Range eggs per season
2 to 4

Range time to hatching
15 to 16 days

Range fledging age
18 to 20 days

Piratic Flycatchers breed between the months of February and August. They wait till other flycatchers construct their nests, then force them to abandon the area. These nests are located high up in trees. Piratic Flycatchers annoy their victims to the point of distraction, remove any remaining eggs that inhabit the nest, and utilize the nest for their needs. They annoy their victims by entering the nests numerous times during the day and bothering the birds. Piratic Flycatchers rarely attack their victims, but rather provoke fights. The nests which the Piratic Flycatchers inhabit are enclosed and have a dome shape to them. These birds frequently add leaves to the nests to aid in cushion and warmth.

Piratic Flycatchers usually lay 2 to 3 eggs at one time; occasionally up to as many as 4 eggs. The eggs are a dark brown color and have scattered black spots on them. Subtle black lines are also present on the larger end of the egg. The eggs range in size from 16 to 22.5 mm (.6 to .8 in.). Female Piratic Flycatchers incubate alone for a period of 15 to 16 days. After 18 to 20 days, the young Piratic Flycatchers leave the nest and begin a life of their own. From this point on, the young birds do not rely on their parents for food or shelter.

(Schmalz, 2001; Ffrench, 1973; Stiles and Skutch, 1989)

Key Reproductive Features
seasonal breeding ; gonochoric/gonochoristic/dioecious (sexes separate)

When the young hatch, the female provides warmth for them and they are fed evenly by both parents.

Parental Investment
altricial ; male parental care ; female parental care

Behavior

Piratic Flycatchers exist high up in trees and are rarely visible to people. One or two are seen at a time in a specific area; they travel in pairs and are rarely ever alone while traveling or during breeding season. Male Piratic Flycatchers often sit in trees and sing songs during the heat of the day. (Elizondo, 2000; Stiles and Skutch, 1989)

Key Behaviors
flies; motile ; migratory ; solitary

Food Habits

Piratic Flycatchers are omnivores which feed mostly on insects. They gather berries that will later be used for nutritional purposes and feed on green catkins of Cecropia. The insect that Piratic Flycatchers mainly prey on are dragonflies. These birds wait on exposed tree limbs till they notice prey, then fly out to attack.

(Stiles and Skutch, 1989; Land, 1970)

Primary Diet
omnivore

Animal Foods
insects; terrestrial non-insect arthropods

Plant Foods
fruit; flowers

Predation

Though little research has been conducted on the Piratic Flycatcher concerning predation, we can assume that small treee snakes and other species that live high up in the trees are its predators.

Conservation Status

IUCN Red List of Threatened Species [Link]
Least Concern
More Information

US Migratory Bird Act [Link]
No special status

US Federal List [Link]
No special status

CITES [Link]
No special status

This species is not endangered at the present time.

For More Information

Find Legatus leucophaius information at

Contributors

Kaitlin MacChesney (author), Fresno City College, Carl Johansson (editor), Fresno City College.

References

Cockle, A. 1997. "Piratic Flycatcher" (On-line). Accessed October 12, 2001 at http://members.tripod.com/~tbrc/piratic.htm.

Dunning, J. 1993. CRC Handbook of Avian Body Masses. Boca Raton, Florida: CRC Press, Inc..

Elizondo, L. 11/30/2000. "Legatus leucophaius" (On-line). Accessed November 28, 2001 at http://www.inbio.ac.cr/bims/ubi/aves/ubiespejo/ubiid=2743&-find.html.

Ffrench, R. 1973. A Guide to the Birds of Trinidad and Tobago. Wynnewood, Pennsylvania: Livingston Publishing Company.

Grzimek, B. 1973. Grzimek's Animal Life Encyclopedia - Volume9 Birds 3. New York, NY: Van Nostrand Reinhold Company.

Land, H. 1970. Birds of Guatemala. Wynnewood, Pennsylvania: Livingston Publishing Company.

Perrins, D., D. Middleton. 1985. The Encyclopedia of Birds. New York, NY: Facts on File Publications.

Ridgely, ., G. Tudor. 1994. The Birds of South America. Austin, TX: Robert S. Ridgely and Guy Tudor.

Schmalz, G. 2005. "Nests and the Nesting Season" (On-line). Accessed November 28, 2001 at http://g.schmalz.home.comcast.net/nestsandthenestingseason.htm.

Stiles, G., A. Skutch. 1989. A Guide to the Birds of Costa Rica. Ithica, New York: Comstock Publishing Associate.

Terres, J. 1980. The Audubon Society Encyclopedia of North American Brids. New York, NY: Alfred A. Knopf, Inc..

To cite this page: MacChesney, K. 2002. "Legatus leucophaius" (On-line), Animal Diversity Web. Accessed May 21, 2012 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Legatus_leucophaius.html

Disclaimer: The Animal Diversity Web is an educational resource written largely by and for college students. ADW doesn't cover all species in the world, nor does it include all the latest scientific information about organisms we describe. Though we edit our accounts for accuracy, we cannot guarantee all information in those accounts. While ADW staff and contributors provide references to books and websites that we believe are reputable, we cannot necessarily endorse the contents of references beyond our control.

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