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Anartia jatrophae


By Stacie Deleszek

Kingdom: Animalia
Class: Insecta
Order: Lepidoptera
Family: Nymphalidae
Genus: Anartia
Species: Anartia jatrophae

Geographic Range

Anartia jatrophae are very common in Central America and the Caribbean, as well as southern Texas and Florida. Small numbers can also be found in North Carolina, Missouri, Nebraska, and Kansas. (Emmit, 1999; Struttmann, 2004)

Biogeographic Regions
nearctic (Native ); neotropical (Native )

Habitat

White peacock butterflies are commonly found in warm, open, weedy areas such as fields or parks where water is abundant -usually in the form of a pond or stream. Adult butterflies are often seen along roadside ditches where host plants are abundant. (Floridata, 2001; Struttmann, 2004)

Habitat Regions
tropical ; terrestrial

Terrestrial Biomes
savanna or grassland ; forest ; scrub forest

Aquatic Biomes
rivers and streams; temporary pools

Other Habitat Features
suburban ; riparian

Physical Description

Range wingspan
5.1 to 7 cm
(2.01 to 2.76 in)

The eggs of this species are small and green and found on the underside of host plant (Bacopa monniera) leaves. Caterpillars are black with silver or white dots and branched spines. The chrysalis is light green with small black dots. The upper side of the adult butterfly is white and contains a round black spot with a light-to-dark brown crescent-shaped trim on forewing. The hindwing has two spots similar to those on the forewing and is trimmed with the same crescent trim in brown to orange. The two front legs are non-functioning, giving the appearance of only four legs- characteristic of all members of the Nymphalidae family. In dry or winter seasons, the White Peacock becomes paler and larger. (Floridata, 2001; Struttmann, 2004)

Other Physical Features
ectothermic ; heterothermic ; bilateral symmetry

Development

Mature adults lay eggs on host plants. These eggs hatch 3-10 days later and the caterpillars live and feed on the host plant. The caterpillar transforms during the chrysalis stage into the adult butterfly form, completing holometablous metamorphosis. (Floridata, 2001; Hickman, et al., 1995)

Development - Life Cycle
metamorphosis

Reproduction

Male white Peacocks perch or patrol in areas with an abundance of host plants and wait for a female. Males are very territorial and defends host plant territory from other species. It is still unclear if females mate more than once in their lifetime. (Lederhouse, et al., December 21, 1991)

Mating System
polygynous

Breeding season
Year-round.

Range gestation period
3 to 10 days

Reproduction consists of a male seeking out a female. The male deposits a spermatophore into the female during copulation. Eggs are laid singly near or on the underside of leaves of the host plant Bacopa monniera. (Hickman, et al., 1995; Lederhouse, et al., December 21, 1991)

Key Reproductive Features
year-round breeding ; sexual ; fertilization (Internal ); oviparous

There is no evidence that parental care is given after eggs hatch.

Parental Investment
no parental involvement

Lifespan/Longevity

Typical lifespan
Status: wild

1 to 4 months

Behavior

Males display a unique territorial behavior. Males stake out a territory, typically 15 meters in diameter, that contains larval host plants. Males perch in this area and aggressively protect it from other insects and other male white peacocks. (Lederhouse, et al., December 21, 1991; Struttmann, 2004)

Key Behaviors
flies; diurnal ; territorial ; colonial

Communication and Perception

Like all butterflies, the White Peacock uses a number of sense organs including ocelli, and tympanic organs that detect vibrations. The also use pheromones when seeking a mate. (Hickman, et al., 1995)

Communication Channels
visual ; acoustic ; chemical

Other Communication Modes
pheromones ; vibrations

Food Habits

Caterpillars require Bacopa monniera as a food source. As adults, white peacock butterflies feed on shepherd's needle, white hyssop, matchheads, wild Petunias, cordia, casearia and composites. (Lederhouse, et al., December 21, 1991; Struttmann, 2004)

Primary Diet
herbivore (Folivore , Nectarivore )

Plant Foods
leaves; nectar

Predation

Known Predators
  • Insectivorous birds.
  • Other insects.


The white peacock butterfly has fast, erratic flight that makes it difficult to attack. (Floridata, 2001)

Ecosystem Roles

Like many other butterflies the white peacock acts as a pollinator of various species of flowering plants including white hyssop, matchheads, and wild petunias. (Floridata, 2001)

Ecosystem Impact
pollinates

Economic Importance for Humans: Positive

There is no evidence that this species benefits humans other than providing research and education opportunities.

Economic Importance for Humans: Negative

There is no evidence this species adversely affects humans.

Conservation Status

IUCN Red List of Threatened Species [Link]
Not Evaluated.

US Migratory Bird Act [Link]
No special status

US Federal List [Link]
No special status

CITES [Link]
No special status

Currently, there is no evidence that this species' numbers are threatened but it is on continual watch. (Cowley, 1997)

For More Information

Find Anartia jatrophae information at

Contributors

Sara Diamond (editor), Animal Diversity Web Staff.

Stacie Deleszek (author), University of Michigan, Phil Myers (editor), Museum of Zoology, University of Michigan.

References

Cowley, M. 1997. "NSIS: White Peacock Butterflies" (On-line). Accessed March 20, 2002 at www.nsis.org/butterfly/butterfly-sp-brush-wpeacock.html.

Emmit, R. 1999. "RLEPhoto" (On-line). Accessed March 21, 2002 at http://www.rlephoto.com/butterflies/wh_peacock01.html.

Floridata, 2001. "Butterflies" (On-line). Accessed March 21, 2002 at www.floridata.com/track/butterfly/white_peacock.htm.

Hickman, C., L. Roberts, A. Larson. 1995. Animal Diversity : Second Edition. United States of America: McGraw-Hill.

Lederhouse, R., S. Codella, D. Grossmueller, A. Maccarone. December 21, 1991. Host Plant-Based Territoriality in the White Peacock Butterfly, Anartia jatrophae (Lepidoptera: Nymphalidae). Journal of Insect Behavior, Vol. 5, No. 6, 1992: 721-728.

Struttmann, J. 2004. "Butterflies of North America: White Peacock" (On-line). Accessed March 21, 2002 at http://www.npwrc.usgs.gov/resource/distr/lepid/bflyusa/usa/148.htm.

To cite this page: Deleszek, S. 2002. "Anartia jatrophae" (On-line), Animal Diversity Web. Accessed May 31, 2012 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Anartia_jatrophae.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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