NationWide Specialist Laboratory have put together profiles of thyroid tests specifically for the greyhound breed. 1  Greyhound Thyroid Investigation (GTH1) â Sensitive TT4, TT3, TSH and TGAA. 2  Greyhound Thyroid Monitoring (GTH2) â Sensitive TT4, TT3 and Canine TSH.
Benthos in the intertidal zone include sea stars, barnacles, mussels, sea anemones, sea urchins, snails, and other creatures that attach themselves to the rocky substrate or burrow in the sand. Benthos in deeper zones include fish, crustaceans and tube worms.
The bathyal zone is a marine ecologic realm that is deep below sea  level and is in permanent darkness. The animals that live there are  carnivorous because there is no prim â¦ ary production of plants.Eels,  squid, crustaceans, some fish, large whales, sponges, octopuses,  and sea stars live in this deep sea area.he bathyal zone is a marine ecologic realm that is deep below sea  level and is in permanent darkness. The animals that live there are  carnivorous because there is no prim â¦ ary production of plants.