Multimodal-communication
Guides
Habronattus
Paradise Jumping Spiders
Habronattus is a genus of jumping spiders (Salticidae) comprising approximately 105 recognized species as of 2023. The genus is primarily native to North America, with highest diversity in the southwestern United States, though some species extend into Central America and above the Arctic Circle. Males are renowned for elaborate courtship displays combining visual signals—using modified third legs with spurs, colored scales, and dense hair brushes—with complex vibratory (acoustic) signals transmitted through the substrate. These multimodal displays have been described as among the most elaborate of any terrestrial invertebrate. Females are typically cryptic in coloration, while males exhibit bright, species-specific ornamentation.
Habronattus californicus
Habronattus californicus is a species of jumping spider in the family Salticidae. It is native to western North America, occurring in California and the Baja California Peninsula in Mexico. Like other members of the genus Habronattus, males likely possess elaborate courtship displays involving visual and acoustic signals. The genus is known for having some of the most complex multimodal courtship behaviors among terrestrial invertebrates.
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coecatus
Habronattus coecatus is a species of jumping spider in the family Salticidae. The species occurs across North America, Mexico, and Bermuda. Males possess distinctive red scales on the clypeus and exhibit elaborate multimodal courtship involving both visual displays and vibratory signals. The species belongs to a genus known for complex courtship behaviors that have been described as among the most elaborate of any terrestrial invertebrate.
Habronattus cognatus
Habronattus cognatus is a species of jumping spider in the family Salticidae, native to North America. Like other members of the genus Habronattus, males are known for elaborate courtship displays combining visual and acoustic signals. The genus is notable for having the third pair of legs modified for visual recognition by females during courtship. The species has been recorded from Alberta and Manitoba in Canada, with broader distribution across North America.
Habronattus cuspidatus
Habronattus cuspidatus is a species of jumping spider in the family Salticidae. It is found in the United States and Canada, with records from Alberta and Manitoba in Canada. Males of this species possess a distinctive large spur on the knee joint of the third leg, which is used in courtship displays. The species is part of the large Habronattus genus, which contains approximately 100 species and is known for elaborate multimodal courtship involving both visual and vibratory signals.
Habronattus dossenus
A small jumping spider in the genus Habronattus, native to Mexico and the southwestern United States. Males are renowned for producing complex multimodal courtship displays combining visual signals with seismic (vibratory) signals generated by dorsoventral abdominal vibrations against the substrate. Signal efficacy varies dramatically by substrate type, with leaf litter providing the most favorable transmission environment compared to rocks or sand.
Habronattus geronimoi
Habronattus geronimoi is a species of jumping spider in the family Salticidae, described by Griswold in 1987. The genus Habronattus is a large group of small spiders with approximately 100 species, most occurring in North America with the remainder in the Neotropics. Maximum diversity is found in the southwestern United States. Members of this genus are ground-dwelling rather than arboreal and are known for elaborate courtship displays involving both visual and acoustic signals.
Habronattus klauseri
Habronattus klauseri is a species of jumping spider in the family Salticidae, described by Peckham & Peckham in 1901. The genus Habronattus contains approximately 100 species, with the greatest diversity in southwestern North America. Members of this genus are small, ground-dwelling spiders known for elaborate multimodal courtship displays combining visual signals and acoustic vibrations. H. klauseri occurs in the western United States and Mexico.
Habronattus viridipes
Green-footed Jumping Spider
Habronattus viridipes is a small jumping spider in the family Salticidae, distributed across eastern North America. Males are distinguished by bright green coloration on their front legs, which they use in visual courtship displays. The species exhibits complex multimodal mating behavior involving both visual signals and vibratory communication. First described by Hentz in 1846, this species is part of a genus renowned for elaborate courtship rituals.
Rabidosa punctulata
Dotted Wolf Spider
Rabidosa punctulata is a ground-dwelling wolf spider distributed across the eastern and central United States. Mature females average 15.2 mm in body length, males 12.8 mm. The species exhibits distinctive alternative male mating tactics: complex multimodal courtship displays with substrate-borne vibrations and visual leg waves toward unmated females, versus direct coercive mounting with grappling toward already-mated females. Females carry egg sacs attached to their spinnerets and provide extended maternal care, with spiderlings riding on the mother's abdomen for approximately three weeks after emergence.
Schizocosa ocreata
Brush-legged Wolf Spider, Brush-legged Split Wolf Spider
A medium-sized wolf spider native to eastern and central North America, distinguished by prominent sexual dimorphism. Males possess conspicuous dark bristle tufts on their forelegs used in courtship displays, while females lack these ornamentations. The species has become a model organism for studies of multimodal sexual communication, sexual selection, and predator-prey interactions involving visual signaling.
Syrbula
slant-faced grasshoppers
Syrbula is a genus of slant-faced grasshoppers in the family Acrididae, subfamily Gomphocerinae. The genus contains at least three described species distributed across grassland habitats of North America, from the southern United States through Central America. Syrbula species are notable among grasshoppers for their elaborate courtship behavior, which involves complex visual, acoustic, and chemical signals. Males perform intricate displays including leg movements and stridulation to attract females. The genus includes species such as the admirable grasshopper (S. admirabilis) and Montezuma's grasshopper (S. montezuma).