How to use in-sentence of “sea urchins”:
+ In Asia, sea cucumber and sea urchins are eaten.
+ In some parts of the Pacific Ocean, sea urchins have eaten so much kelp that the kelp forests become urchin barrens.
+ His work with sea urchins showed that it was necessary to have all chromosomes present in order for proper development of the embryo to take place.
+ Species that feed on sea grass include green turtles, dugongs, manatees, fish, geese, sea urchins and crabs.
+ Spiny lobsters tend to live in crevices of rocks and coral reefs, only occasionally venturing out at night to seek snails, clams, crabs, sea urchins or carrion to eat.
+ Even sea otters like red sea urchins more than they like purple sea urchins.
Example sentences of “sea urchins”:
+ Typical sea urchins have spines that are long.
+ Many species feed on sea grasses, such as green turtles, dugongs, manatees, fish, geese, swans, sea urchins and crabs.
+ In places where sea otters have returned, like Juan de Fuca Strait, they ate enough sea urchins that the kelp forests grew back.
+ They also eat crustaceans such as crabs and shrimp, Molluscamolluscs, worms, sea urchins and small fish.
+ Some companies hired red abalone divers to collect purple sea urchins and bring them to controlled sea ranches where they could be fed until they were healthy enough to sell for human use.
+ The warm water also made it easier for the sea urchins to reproduce, so they had many more young than usual.
+ When purple sea urchins run out of food, they try to eat each other, and then they become dormant, as if sleeping.
+ They either ate or crowded out the red abalone and red sea urchins that humans like to eat.
+ Typical sea urchins have spines that are long.
+ Many species feed on sea grasses, such as green turtles, dugongs, manatees, fish, geese, swans, sea urchins and crabs.
+ The Sand dollars are species of flattened, burrowing sea urchins belonging to the order Clypeasteroida.
+ In some places, sea urchins eat so many kelp plants that the kelp forest becomes an urchin barren.
+ Scientists performed tank and ocean experiments on other animals, such as lobsters, to see if they would eat enough purple sea urchins to help the kelp forests grow back, but they only helped a little.
+ Because the gonads are the part of the urchin that humans like to eat, dormant purple sea urchins cannot be caught and sold for food.
+ The sea urchins then began to eat large amounts of kelp.