Grammostola schulzei (Schmidt 1994) comprises a medium-bodied tarantula. Recently the
species was found in Sierra de la Ventana, Buenos Aires, Argentina, where it lives in …

We described and analyzed the female sexual response in the tarantula Grammostola
vachoni Schiapelli and Gerschman 1961 under three series of 10 experiments each with …

Despite their general notoriety and popularity as pets, little is known of the behavioural
ecology of 'tarantulas' or theraphosid spiders. We studied a theraphosid of the Arizona …

Intraspecific interactions of araneomorph spiders have received considerable attention, but
there are few detailed studies on intraspecific interactions of mygalomorph spiders …

Brachypelma vagas belongs to a genus of tarantulas protected against illegal trading. Its
distribution range is in Mesoamerica. The spiderlings remain together in the maternal …

Abstract Eupalestrus weijenberghi (Thorell 1894) and Acanthoscurria suina Pocock 1903
are two fossorial, sympatric, synchronic, and similar-sized species of tarantulas that inhabit …

We describe for the first time the sexual behavior of Pavocosa gallopavo (Mello-Leitão,
1941)(Lycosidae), analyzing encounters between 25 pairs of virgin adult individuals. Both …

Spatial distribution, burrow morphology, phenology, defensive displays and predation of two
theraphosid spiders living in meadows were studied in Uruguay. Exhaustive field studies …

Before inseminating females, adult male tarantulas must perform the process of sperm
induction, during which time they load their palps with sperm. Searching adult males use …

We describe the reproductive biology of seven theraphosid species from Uruguay. Species
under study include the Ischnocolinae Oligoxystre argentinense and the Theraphosinae …