Limb-autotomy
Guides
Paroxya atlantica
Atlantic Grasshopper, Atlantic Locust
Paroxya atlantica is a species of spur-throated grasshopper in the family Acrididae. It is native to North America, with documented occurrence in Florida. The species exhibits semi-aquatic habits, frequently associated with vegetation at the margins of slow-moving water bodies. A 2011 study in Behavioral Ecology examined how limb autotomy affects its escape behavior.
Pinnixa chaetopterana
tube pea crab
Pinnixa chaetopterana is a small, soft-bodied pea crab that lives symbiotically within the tubes of polychaete worms, primarily Chaetopterus variopedatus. It is a facultative commensal, occasionally free-living or associating with alternative hosts such as Amphitrite ornata. The species exhibits strong host fidelity and can distinguish conspecifics from heterospecifics. It ranges from Massachusetts to Uruguay along the western Atlantic, including Brazil and the Gulf of Mexico.
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