Marine Life

A:

A jellyfish's body is made up mainly of water, along with a jelly-like substance called mesoglea, tentacles, a mouth and a thin layer of skin. Its body is around 90 percent water and its skin is only one cell thick.

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  • What are the adaptations of dolphins?

    Q: What are the adaptations of dolphins?

    A: Among the adaptations of dolphins are hydrodynamic bodies, blowholes on top of their heads, flippers and flukes and echolocation. Some scientists believe that dolphins are able to enjoy the benefits of sleep even while they're in the water by having one half of their brains alert and the other shut down.
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  • What is a baby whale called?

    Q: What is a baby whale called?

    A: A baby whale is called a calf, its mother is a cow and its father is a bull. Because whales are mammals, they give birth to their live babies and nurse them in infancy. A calf lives in the mother's uterus during gestation and is fed through an umbilical cord.
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  • What are some facts about manatees?

    Q: What are some facts about manatees?

    A: Manatees are large, slow-moving aquatic mammals. They swim at speeds of about 5 mph, although they can triple that speed in very short bursts. Although slow, they are excellent swimmers, and are able to perform nimble water gymnastics.
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  • What are the types of eels?

    Q: What are the types of eels?

    A: There are several species of eels, which fall into the families of either freshwater or saltwater eels. The two eel families are the family Anguillidae and the family Moninguidae. Eels in the first family share a common genus and reside primarily in North America; those in the latter class generally live in tropical locales and have different body shapes.
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  • What are some facts about green sea turtles?

    Q: What are some facts about green sea turtles?

    A: A Green Turtle is an endangered, herbivore reptile. It can be found in tropical and sub tropical habitats. Its name derives from the green color of its skin and not the color of its shell, which is usually brown or olive. On average, it lives to be over 80 years old in the wild. Also, it can grow up to 5 feet long and weigh up to 700 pounds.
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  • What is the biggest animal in the ocean?

    Q: What is the biggest animal in the ocean?

    A: The biggest animal in the ocean, and possibly the largest animal ever to live on Earth, is the blue whale. The maximum recorded weight for a 98-foot blue whale exceeded 209 tons. Longer whales, up to 110 feet, have been seen but not weighed.
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  • How much does a seahorse weigh?

    Q: How much does a seahorse weigh?

    A: A seahorse can weigh anywhere from less than 1 gram to up to 2 pounds. The big belly seahorse is the largest species of this aquatic animal and typically weighs close to 2 pounds.
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  • How do killer whales protect themselves?

    Q: How do killer whales protect themselves?

    A: Adult killer whales are top-end predators and have no need to protect themselves from natural enemies. Killer whale calves are protected by their mothers and by other members of the pods to which they belong.
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  • How does a whale shark protect itself?

    Q: How does a whale shark protect itself?

    A: A whale shark protects itself with its enormous size and its skin of up to 6 inches in thickness. The whale shark grows very quickly. It is a filterfeeding species of shark.
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  • How many pounds does a baby blue whale gain during its first day after birth?

    Q: How many pounds does a baby blue whale gain during its first day after birth?

    A: A baby blue whale gains about 200 pounds during its first day after birth. In fact, the young whale maintains this daily weight gain throughout its entire first year of life by feeding exclusively on its mother's milk. Each day the newborn also grows about one inch longer.
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  • How long do clams live?

    Q: How long do clams live?

    A: Of the 15,000 species of bivalves known as clams, some have life cycles of only one year. Individuals of one species called the ocean quahog, or Arctica islandica, however, are among the oldest living animals on Earth, with one captured specimen measured to be more than 500 years of age.
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  • What color is coral?

    Q: What color is coral?

    A: Coral is a colorless marine animal that lives on the ocean floor and can be red, orange and other colors. Any color that appears to be present on coral is a buildup of algae that live on the coral. Like other animals of the sea, coral can change color with emotion.
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  • What is the symbolism of seashells?

    Q: What is the symbolism of seashells?

    A: Most commonly, the seashell is associated with love and fertility, but the meaning ascribed to seashells differs depending on the source and type of seashell. For example, medieval Christian tradition associates the seashell with pilgrims. Artists and art movements, such as practitioners of Feng Shui, also have different interpretations of the symbolism of seashells.
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  • What are some facts about the monk seal?

    Q: What are some facts about the monk seal?

    A: As of 2014, there are two remaining species of monk seal in the world: the Hawaiian monk seal and the Mediterranean monk seal, both named for the places where they live. A third species, the Caribbean monk seal, was last sighted in 1952 and is considered extinct. Monk seals are unusual in that, unlike most other seals, they prefer a warmer climate with temperate waters and sandy beaches.
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  • How many legs do crayfish have?

    Q: How many legs do crayfish have?

    A: Crayfish have five pairs of legs, for a total of 10. Four of these pairs are considered "walking legs," while the fifth pair are the "chelipeds" or pinchers.
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  • How do lobsters breathe?

    Q: How do lobsters breathe?

    A: Lobsters breathe through gills, which are located in a structure called the carapace. The carapace is situated at the top of the cephalothorax, which is commonly referred to as the lobster’s head. There are 20 pairs of gills that are separated into two branchial chambers inside the carapace. The gills are made up of short, fine filaments that absorb oxygen directly from the water.
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  • What are types of aquatic animals?

    Q: What are types of aquatic animals?

    A: Types of aquatic animals include marine mammals such as whales, dolphins, sea lions, seals, manatees and walruses. Other types are fish, including bony fish such as groupers and cartilaginous fish such as sharks and rays. Invertebrate aquatic animals include sponges, corals, sea stars, sea anemones, sea urchins and sea cucumbers. Other examples include sand dollars, jellyfish and colony animals such as the Portuguese man-of-war, marine worms, clams, mussels and barnacles.
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  • What is a group of stingrays called?

    Q: What is a group of stingrays called?

    A: A group of stingrays is called a fever. Stingrays normally travel in groups to hunt but are also known to travel individually and in pairs.
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  • What are the characteristics of a dwarf crayfish?

    Q: What are the characteristics of a dwarf crayfish?

    A: Dwarf crayfish usually grow to 1.5 to 2 inches in length. In the wild, they are brown or gray with brown or blue tints, but a selectively bred bright-orange variety is popular in the aquarium market. Dwarf crayfish thrive in small tanks by themselves or in large tanks with other fish. They are omnivores and eat a variety of plant and animal life.
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  • What is a group of whales called?

    Q: What is a group of whales called?

    A: A group of whales is usually called a pod, but other terms for a group of whales include a gam, a herd or a school. A pod usually includes whales that are either related to each other or whales that have formed friendships with each other. Pods are made up of anywhere from two to 30 whales or more.
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  • How strong is an electric eel's shock?

    Q: How strong is an electric eel's shock?

    A: Electric eels can emit up to 600 volts of electricity. The specific electrical output is approximately 100 volts per foot of eel. An eel's shock is strong enough to electrocute a full-grown horse.
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