Attributes of Hamadryas feronia

Variable Cracker
Hamadryas feronia (Linnaeus, 1758)

Family: Nymphalidae
Subfamily: Biblidinae
Identification: Upperside of forewing is brown and white, sometimes bluish, with a red bar in the cell; hindwing eyespots are each black with a white center, surrounded by a blue ring. Underside of hindwing is white or tan-white with submarginal black rings.
Wing Span: 2 7/8 - 3 1/4 inches (7.3 - 8.3 cm).
Life History: Adults perch on tree trunks head downward with their wings spread open, and males make a cracking noise when they fly. Before dark, adults gather on a single tree, then disperse to roost in nearby trees or shrubs.
Flight: Throughout the year in the tropics, July-December in South Texas.
Caterpillar Hosts: Vine Dalechampia in the family Euphorbiaceae.
Adult Food: Rotting fruit and other non-floral resources.
Habitat: Tropical forest edges, cutover second growth.
Range: Argentina and Brazil north through tropical America to Mexico. Strays to the lower Rio Grande Valley of South Texas.
Conservation: Not required for a rare stray.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Taxonomy Notes:

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Observation Date Submitter Region Verified Datesort icon
January 19, 2014 Shelley Rutkin Cayo District, Belize February 13, 2014 Details
August 04, 2008 sobrien Darien Province, Panama April 15, 2013 Details
July 15, 1972 legacy.reporter (W. & N. McGuire) Hidalgo County, Texas, United States March 09, 2010 Details
July 15, 1972 legacy.reporter (W. & N. McGuire) Hidalgo County, Texas, United States October 19, 2009 Details
January 01, 1950 legacy.reporter Tamaulipas, Mexico December 31, 2004 Details
January 01, 1950 legacy.reporter Coahuila De Zaragoza, Mexico December 31, 2004 Details
January 01, 1950 legacy.reporter Nuevo Leon, Mexico December 31, 2004 Details
January 01, 1950 legacy.reporter Sinaloa, Mexico December 31, 2004 Details
January 01, 1950 legacy.reporter Hidalgo County, Texas, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Cameron County, Texas, United States December 31, 2004 Details