Fiddler crab 9 subgenera: Fiddler crabs are occasionally kept as pets. The fiddler crabs sold in pet stores generally come from brackish water lagoons. Because they live in lower salinity water, pet stores may call them fresh-water crabs, but they cannot survive indefinitely in fresh water. Fiddler crab A fiddler crab, sometimes known as a "calling crab", may be any of approximately 100 species of semi-terrestrial marine crabs which make up the genus Uca. As members of the family Ocypodidae, fiddler crabs are most closely related to the ghost crabs of the genus "Ocypode". This entire group is composed of small crabs
Long-tailed hermit Long-tailed hermit The long-tailed hermit ("Phaethornis superciliosus") is a large hummingbird that is a resident breeder in Venezuela, the Guianas, and north-eastern Brazil. This species is commonly referred to as the eastern long-tailed hermit, but it is likely, following recommendations from Gary Stiles in February 2006, that the new name will be adopted by most authorities. The taxonomic history of this group is complicated, with similar hermit populations from both sides of the Andes being originally classed as a single long-tailed hermit species. The western population was then split as the western long-tailed hermit, "P. longirostris", leading to the renaming