Animals

Invertebrates

A tract of corals growing on a massive, wave-resistant structure and associated sediments, substantially built by skeletons of successive generations of corals and other calcareous reef-biota.

Coral Reefs

Arrecifes de coral

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University of Florida/IFAS Photo 17515 by Marisol Amador


Crustaceans

Crustáceos

Earthworms

Lombrices 

[<a href="https://lod.nal.usda.gov/nalt/24577">NALT: Merostomata</a>] [<a href="http://aims.fao.org/aos/agrovoc/c_3669">AGROVOC</a>]

Horseshoe Crabs

Cangrejos herradura

Insects

Insectos

Molluscs

Mollusca

Mollusca (taxonomic phylum)

Snails and Slugs

Elongated, cylindrical, unsegmented worm; includes a number of plant and animal parasites.&nbsp;

Nematodes

Nemátodos 

Shellfish is a colloquial and fisheries term for exoskeleton-bearing aquatic invertebrates used as food, including various species of molluscs, crustaceans, and echinoderms.

Shellfish

Mariscos 

Arachnids

Arthropods

Clam

Almejas

Invertebrate organisms that live on or in another organism (the host), and benefit at the expense of the other. Traditionally excluded from definition of parasites are pathogenic bacteria; fungi; viruses; and plants; though they may live parasitically. [NALT]
An organism that lives at the expense of another (host) during some portion of its life cycle. Usually a parasite does not kill its host. [AGROVOC]

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