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Aquatic Mammals

This section is for questions about those mammals that live most, if not all of their lives in the water. With specially adapted breathing abilities, these swimmers are some of the most intelligent creatures known.

1,031 Questions

What Are The 2 Main Types Of Shelled Sea Creatures?

The two main types of shelled sea creatures are mollusks and crustaceans. Mollusks, such as snails, clams, and octopuses, typically have soft bodies and may possess hard shells for protection. Crustaceans, including crabs, lobsters, and shrimp, have an exoskeleton made of chitin that serves a similar protective function. Both groups play vital roles in marine ecosystems and human diets.

Why do camels lie down for a long period of time?

Camels lie down for long periods primarily to conserve energy and regulate their body temperature. By resting, they reduce their metabolic rate and minimize water loss, which is crucial in their arid habitats. Additionally, lying down allows them to ruminate, helping with digestion, as they are herbivores that consume tough plant materials. This behavior also provides a chance for social interactions and rest after periods of activity.

What kind of fish do long island harbor seals eat?

Long Island harbor seals primarily feed on a variety of fish, including species like menhaden, herring, and mackerel. They also consume squid and crustaceans, depending on availability. Their diet can vary seasonally, reflecting changes in prey abundance in the coastal waters.

Why do aquatic animals have special coverings?

Aquatic animals have special coverings, such as scales, shells, or skin, to protect them from environmental hazards like predators and harsh water conditions. These coverings also help to reduce water loss and enable better movement through water. Additionally, many coverings provide camouflage or help with buoyancy, which are crucial for survival in aquatic habitats. Overall, these adaptations enhance their ability to thrive in diverse underwater ecosystems.

Do purpoise spout like whales?

No, purpoises do not spout like whales. While both are marine mammals, purpoises lack the prominent blowholes that whales use to forcefully expel air and water vapor, creating a spout. Instead, purpoises exhale and inhale through their blowholes more quietly and without a visible spout. Their breathing is generally less dramatic compared to that of larger whales.

How many miles do narwhals travel north to reach their spring migration spot?

Narwhals typically travel about 1,500 miles north to reach their spring migration spots in the Arctic, specifically to areas in the Canadian Arctic and Greenland. This migration is driven by the search for food and the need to find open water as sea ice melts. The journey can vary based on environmental conditions and the individual pod's habits.

How big is a whale throat?

Well honey, a whale's throat can be pretty darn big, ranging from the size of a grapefruit to as wide as a car. So, to put it simply, it's big enough to swallow you whole if it wanted to. Just be glad they prefer krill over humans.

What is a seals defense mechanisms?

Seals have several defense mechanisms to protect themselves from predators. One common defense mechanism is their speed and agility in the water, allowing them to escape from potential threats. Seals also have sharp teeth and strong jaws that they can use to defend themselves if necessary. Additionally, seals can blend into their surroundings by changing their coloration to avoid detection by predators.

What do you call a sea animal's dream?

The concept of sea animals dreaming is not well understood in scientific terms, as dreaming is typically associated with complex brain activity during REM sleep, which is not well-documented in sea creatures. While some marine mammals like dolphins and whales exhibit behaviors similar to sleep, it is unclear if they experience dreams. Therefore, there is no specific term for a sea animal's dream in scientific literature.

What happens if a whale eats a balloon?

If a whale were to accidentally ingest a balloon, it could potentially cause harm to the whale's digestive system. The balloon could block the whale's intestines, leading to discomfort, malnutrition, or even death. Additionally, the chemicals and plastics in the balloon could leach into the whale's body, causing further health issues. It is crucial to properly dispose of balloons and other plastic waste to protect marine life.

What is the largest mammal living today?

The largest mammal living right now are the blue whales and the largest land mammal are elephants.
Blue Whale Balaenoptera musculus.

Well, the question states, "on the earth" as far as land mammals, it would be the elephant.

How many teeth are in the jaws of a leopard seal?

Leopard seals typically have around 34 teeth in total, with 12 teeth in the upper jaw and 22 teeth in the lower jaw. These teeth are sharp and interlocking, ideal for catching and eating prey like fish, squid, and other seals.

What level in the energy pyramid is a leopard seal?

Second to the top - they are predators but I believe that a Killer Whales probably kill and eat them so they are not the top predator.

So the pyramid would go (starting at the bottom):

Plankton -> fish-> penguin -> Leopard seal -> Killer Whale

Is a whale a heterotroph or a autotroph?

  • An autotroph (self + feeding) is an organism that makes it own food using light energy or chemosynthesis. Examples are plants and algae.
  • A heterotroph (different + feeding) uses organic (living) carbon for growth. Examples are animals, fungi and bacteria.
  • A fish is an animal and does not make its own food, so it is a heterotroph.

Do whales have a dorsal fin?

yes

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No, they don't. The knifefishes of the order Gymnotus, or South American knifefishes (electric eel, ghost knife fish, banded knife fish, etc.) have no dorsal or pectoral fins.

There are about 150 known species.

What part of a whale is called balleen?

Baleen is a filter-feeding system made of keratin found in certain whale species, particularly in the mouths of baleen whales. It is used to filter and trap small prey, such as krill, while allowing water to pass through.

What appendage does the skeleton of a whales fin resemble?

On the outside, the fins of a whale resemble the fins of a fish, because they have evolved for the same purpose. But when you look at a whale skeleton, the fins look like arms and hands. That's because whales are not fish, they are actually mammals that have evolved from land-dwelling creatures with four legs.

Does a whales tongue weigh 4 tons?

A whale's tongue does not weigh 4 tons. The tongue of a whale is lighter, typically weighing around a few hundred pounds. The large size of a whale's tongue is advantageous for filter-feeding and consuming large amounts of food.

Is limestone a sedimentary rock made from shells of sea animals?

Yes, limestone is a sedimentary rock primarily made up of calcite and aragonite minerals, which are derived from the shells of marine organisms. Over time, these shells accumulate and are compacted to form limestone rock.

Why do whales swim in packs?

Whales swim in packs, or pods, for social reasons such as cooperation in hunting, communication, and raising offspring. Swimming in groups helps them to find food more efficiently, protect each other from predators, and navigate the vast ocean.