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 …

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 …

As a general rule, spiders exhibit sexual dimorphism and their populations may differ in size
according to season duration and resource availability. However, few studies have focused …

INTRODUCTION: In early August 1996, a large black spider with red hairs on its abdomen
was collected by citrus grove workers in St. Lucie County, Florida, west of Ft. Pierce. The …

Two tarantula species inhabit south of Buenos Aires province, Argentina, Grammostola
doeringi (Holmberg, 1881) and Grammostola vachoni Schiapelli & Gerschman, 1961 …

Two species of New World theraphosid; Theraphosa leblondi from French Guiana, and
Megaphobema sp. from Ecuador incorporate abdominal setae into silk constructs …

Despite their abundance and diversity, Neotropical spiders have been the subject of
relatively few studies of behavioural ecology. The sexual behaviour and maternal care of the …

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

Like all spiders, tarantulas (family Theraphosidae) synthesize silk in specialized glands and
extrude it from spinnerets on their abdomen. In one species of large tarantula, Aphonopelma …

In early August 1996, a large black spider with red hairs on its abdomen was collected by
citrus grove workers in St. Lucie County, Florida, west of Ft. Pierce. The workers gave the …