Fiddler crabs are abundant, semi-terrestrial crustaceans inhabiting tropical, subtropical and
warm temperate coasts worldwide. Some species build above-ground sedimentary …

Coastal ecosystems, including tidal flats, are exposed to recreational activity-driven
trampling. The white-clawed fiddler crab, Austruca lactea, is endangered in South Korea …

Highlights•Male white-clawed fiddler crabs changed their vibrations depending on
context.•Train duration was longer during courtship than during agonistic …

Human existence is entirely dependent on the products and services of biodiversity for food,
medicines, shelter, clothing materials, aesthetics etc. Ecological services on the other hand …

Fisheries in Brazil, the country with most territory in South America, is not comprehensive at
all. The lack of precise historical data is the main concern faced by perspectives of fishery …

Highlights•Courting male fiddler crabs build sand hoods that attract females for
mating.•Males use their hood to find their burrow when their nonvisual path map fails.•Hoods …

João BL Gusmão-Junior, Glauco BO Machado, and Tânia M. Costa (2012) Burrows with
chimneys of the fiddler crab Uca thayeri: construction, occurrence, and function. Zoological …

In some fiddler crab species, males emit vibrations from their burrows to mate-searching
females after they have attracted a female to the burrow entrance using a waving display …

For males, courting and foraging are often behavioral alternatives, which take time and
consume energy. When males have a possibility of mating with receptive females, there may …

Despite many reports of animals using visual landmarks for homing, surprisingly little is
known about construction of landmarks for the purpose of orientation. Semiterrestrial crabs …