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What sea creature is flat round that lives in the sand?
A sea dollar R
What flat round sea creature that's lives in the sand?
A sea dollar R
Is a sand dollar dollar a limestone?
Sand dollar is not a limestone. It is a living thing found in the sea. They are a kind of sea urchins which are round and flat. The flat portion is its bone which is called the test.
How many definitions are for the word sand dollar?
Just one, -a round, flat sea urchin.
What is the population of flat back sea turtles?
It is 1165.
Do sand dollars live in the water?
A sand dollar can not see for it has no eyes.
What is a round flat sea creature that tourists love to find on shore?
Silver Dollars (not the money the animal)
What is the difference between sand dollars and sea urchins?
The structural deference between them is that Sea urchins are more globular whereas sand dollars are flattened. Unlike sea urchins, the sand dollars burrow themselves when threatened. Sand dollars have anus opening at their back side whereas the sea urchins have it at the top.
What is the genus name for a sand dollar?
Surprisingly, the actual name for a group of sand dollars is "a fortune." The term "sand dollar" refers to the round flat shape of the rigid endoskeleton which apparently reminded American sailors and sea-farers of a large coin when they spoted them washed up on beaches, bleached a dazzling white by the sun. This comparison to coinage and money led to the eventual use of the term "fortune" to describe a large group of these marine animals, which can congregate by the hundreds on sandbars just below the surface of the sea floor.
Why do sand dollars have a star in the middle?
The sand dollar (Clypeaster sp. Family Clypeasteridae) a flat, round type of sea urchin, is specially adapted to burrowing in sand. The star shape is due to its set of five pores arranged in a petal-like pattern through which it moves sea water into its internal water-vascular system. It's the latter that allows the sand dollar to move about. A link is provided below.
What type of animal is a sanddollar?
The sand dollar is a type of sea urchin classified as Clypeasteroida. They are usually very flat in appearance and burrow in the sand.
How can you tell a baby sea turtle from a baby tortoise?
Baby sea turtles have almost flat shells and flippers while baby tortoises have very round shells and legs with little feet and claws.
